diff --git a/.env.example b/.env.example
index c4d4a2cf..12871552 100644
--- a/.env.example
+++ b/.env.example
@@ -1,6 +1,6 @@
 APP_NAME=Laravel
 APP_ENV=local
-APP_KEY=
+APP_KEY=base64:UNQNf1SXeASNkWux01Rj8EnHYx8FO0kAxWNDwktclkk=
 APP_DEBUG=true
 APP_URL=http://localhost
 
diff --git a/.github/workflows/pint.yml b/.github/workflows/pint.yml
new file mode 100644
index 00000000..65ec88eb
--- /dev/null
+++ b/.github/workflows/pint.yml
@@ -0,0 +1,11 @@
+name: PHP Linting
+on: push
+jobs:
+  pint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: "laravel-pint"
+        uses: aglipanci/laravel-pint-action@2.0.0
+        with:
+          configPath: "pint.json"
diff --git a/app/Models/Client.php b/app/Models/Client.php
new file mode 100644
index 00000000..511987e1
--- /dev/null
+++ b/app/Models/Client.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Database\Factories\ClientFactory;
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * @property string $id
+ * @property string $name
+ * @property string $organization_id
+ * @property-read Team $organization
+ *
+ * @method static ClientFactory factory()
+ */
+class Client extends Model
+{
+    use HasFactory;
+    use HasUuids;
+
+    /**
+     * The attributes that should be cast.
+     *
+     * @var array<string, string>
+     */
+    protected $casts = [
+        'name' => 'string',
+    ];
+
+    /**
+     * @return BelongsTo<Team, Client>
+     */
+    public function organization(): BelongsTo
+    {
+        return $this->belongsTo(Team::class, 'organization_id');
+    }
+}
diff --git a/app/Models/Project.php b/app/Models/Project.php
new file mode 100644
index 00000000..601c6798
--- /dev/null
+++ b/app/Models/Project.php
@@ -0,0 +1,63 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Database\Factories\ProjectFactory;
+use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/**
+ * @property string $id
+ * @property string $name
+ * @property string $organization_id
+ * @property string $client_id
+ * @property-read Team $organization
+ * @property-read Client|null $client
+ * @property-read Collection<Task> $tasks
+ *
+ * @method static ProjectFactory factory()
+ */
+class Project extends Model
+{
+    use HasFactory;
+    use HasUuids;
+
+    /**
+     * The attributes that should be cast.
+     *
+     * @var array<string, string>
+     */
+    protected $casts = [
+        'name' => 'string',
+    ];
+
+    /**
+     * @return BelongsTo<Team, Project>
+     */
+    public function organization(): BelongsTo
+    {
+        return $this->belongsTo(Team::class, 'organization_id');
+    }
+
+    /**
+     * @return BelongsTo<Client, Project>
+     */
+    public function client(): BelongsTo
+    {
+        return $this->belongsTo(Client::class, 'client_id');
+    }
+
+    /**
+     * @return HasMany<Task>
+     */
+    public function tasks(): HasMany
+    {
+        return $this->hasMany(Task::class);
+    }
+}
diff --git a/app/Models/Tag.php b/app/Models/Tag.php
new file mode 100644
index 00000000..2a2d3057
--- /dev/null
+++ b/app/Models/Tag.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Database\Factories\TagFactory;
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * @property string $id
+ * @property string $name
+ * @property string $organization_id
+ * @property-read Team $organization
+ *
+ * @method static TagFactory factory()
+ */
+class Tag extends Model
+{
+    use HasFactory;
+    use HasUuids;
+
+    /**
+     * The attributes that should be cast.
+     *
+     * @var array<string, string>
+     */
+    protected $casts = [
+        'name' => 'string',
+    ];
+
+    /**
+     * @return BelongsTo<Team, Tag>
+     */
+    public function organization(): BelongsTo
+    {
+        return $this->belongsTo(Team::class, 'organization_id');
+    }
+}
diff --git a/app/Models/Task.php b/app/Models/Task.php
new file mode 100644
index 00000000..4e0b0495
--- /dev/null
+++ b/app/Models/Task.php
@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Database\Factories\TaskFactory;
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * @property string $id
+ * @property string $name
+ * @property string $project_id
+ * @property string $organization_id
+ * @property-read Project $project
+ * @property-read Team $organization
+ *
+ * @method static TaskFactory factory()
+ */
+class Task extends Model
+{
+    use HasFactory;
+    use HasUuids;
+
+    /**
+     * The attributes that should be cast.
+     *
+     * @var array<string, string>
+     */
+    protected $casts = [
+        'name' => 'string',
+    ];
+
+    /**
+     * @return BelongsTo<Project, Task>
+     */
+    public function project(): BelongsTo
+    {
+        return $this->belongsTo(Project::class);
+    }
+
+    /**
+     * @return BelongsTo<Team, Task>
+     */
+    public function organization(): BelongsTo
+    {
+        return $this->belongsTo(Team::class, 'organization_id');
+    }
+}
diff --git a/app/Models/TimeEntry.php b/app/Models/TimeEntry.php
new file mode 100644
index 00000000..e46e1351
--- /dev/null
+++ b/app/Models/TimeEntry.php
@@ -0,0 +1,77 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Database\Factories\TimeEntryFactory;
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Support\Carbon;
+
+/**
+ * @property string $id
+ * @property string $description
+ * @property Carbon $start
+ * @property Carbon|null $end
+ * @property bool $billable
+ * @property array $tags
+ * @property-read User $user
+ * @property-read Team $organization
+ * @property-read Project|null $project
+ * @property-read Task|null $task
+ *
+ * @method static TimeEntryFactory factory()
+ */
+class TimeEntry extends Model
+{
+    use HasFactory;
+    use HasUuids;
+
+    /**
+     * The attributes that should be cast.
+     *
+     * @var array<string, string>
+     */
+    protected $casts = [
+        'description' => 'string',
+        'start' => 'datetime',
+        'end' => 'datetime',
+        'billable' => 'bool',
+        'tags' => 'array',
+    ];
+
+    /**
+     * @return BelongsTo<User, TimeEntry>
+     */
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+
+    /**
+     * @return BelongsTo<Team, TimeEntry>
+     */
+    public function organization(): BelongsTo
+    {
+        return $this->belongsTo(Team::class, 'organization_id');
+    }
+
+    /**
+     * @return BelongsTo<Project, TimeEntry>
+     */
+    public function project(): BelongsTo
+    {
+        return $this->belongsTo(Project::class, 'project_id');
+    }
+
+    /**
+     * @return BelongsTo<Task, TimeEntry>
+     */
+    public function task(): BelongsTo
+    {
+        return $this->belongsTo(Task::class, 'task_id');
+    }
+}
diff --git a/composer.json b/composer.json
index aaf6b7ab..996c581d 100644
--- a/composer.json
+++ b/composer.json
@@ -13,9 +13,11 @@
         "laravel/jetstream": "^4.2",
         "laravel/passport": "*",
         "laravel/tinker": "^2.8",
-        "tightenco/ziggy": "^1.0"
+        "tightenco/ziggy": "^1.0",
+        "tpetry/laravel-postgresql-enhanced": "^0.33.0"
     },
     "require-dev": {
+        "brianium/paratest": "^7.3",
         "fakerphp/faker": "^1.9.1",
         "larastan/larastan": "^2.0",
         "laravel/pint": "^1.0",
@@ -54,6 +56,18 @@
         ],
         "analyse": [
             "@php ./vendor/bin/phpstan analyse --memory-limit=2G --configuration=phpstan.neon"
+        ],
+        "ptest": [
+            "@php artisan test --parallel --colors=always --stop-on-failure"
+        ],
+        "test": [
+            "@php artisan test --colors=always --stop-on-failure"
+        ],
+        "test:coverage": [
+            "@php artisan test --coverage --colors=always --stop-on-failure"
+        ],
+        "fix": [
+            "@php pint"
         ]
     },
     "extra": {
diff --git a/composer.lock b/composer.lock
index ae3e4287..faab6e03 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "726e9483d9635413c31a43887a491b4e",
+    "content-hash": "34dbd2208afb93ce559614a5c014397e",
     "packages": [
         {
             "name": "anourvalar/eloquent-serialize",
@@ -453,26 +453,26 @@
         },
         {
             "name": "danharrin/livewire-rate-limiting",
-            "version": "v1.2.0",
+            "version": "v1.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/danharrin/livewire-rate-limiting.git",
-                "reference": "bc2cc0a0b5b517fdc5bba8671013dd71081f70a8"
+                "reference": "bf16003f0d977b5a41071526d697eec94ac41735"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/danharrin/livewire-rate-limiting/zipball/bc2cc0a0b5b517fdc5bba8671013dd71081f70a8",
-                "reference": "bc2cc0a0b5b517fdc5bba8671013dd71081f70a8",
+                "url": "https://api.github.com/repos/danharrin/livewire-rate-limiting/zipball/bf16003f0d977b5a41071526d697eec94ac41735",
+                "reference": "bf16003f0d977b5a41071526d697eec94ac41735",
                 "shasum": ""
             },
             "require": {
-                "illuminate/support": "^9.0|^10.0",
+                "illuminate/support": "^9.0|^10.0|^11.0",
                 "php": "^8.0"
             },
             "require-dev": {
                 "livewire/livewire": "^3.0",
                 "livewire/volt": "^1.3",
-                "orchestra/testbench": "^7.0|^8.0",
+                "orchestra/testbench": "^7.0|^8.0|^9.0",
                 "phpunit/phpunit": "^9.0|^10.0"
             },
             "type": "library",
@@ -503,7 +503,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2023-10-27T15:01:19+00:00"
+            "time": "2024-01-21T14:53:34+00:00"
         },
         {
             "name": "dasprid/enum",
@@ -1339,16 +1339,16 @@
         },
         {
             "name": "filament/actions",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/actions.git",
-                "reference": "c47731ba370047d9440f1b43935b5d7242274dcc"
+                "reference": "465ef83a1c43b3b7fe122dde50eda2ee0f9138ea"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/filamentphp/actions/zipball/c47731ba370047d9440f1b43935b5d7242274dcc",
-                "reference": "c47731ba370047d9440f1b43935b5d7242274dcc",
+                "url": "https://api.github.com/repos/filamentphp/actions/zipball/465ef83a1c43b3b7fe122dde50eda2ee0f9138ea",
+                "reference": "465ef83a1c43b3b7fe122dde50eda2ee0f9138ea",
                 "shasum": ""
             },
             "require": {
@@ -1388,20 +1388,20 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T20:39:04+00:00"
+            "time": "2024-01-21T14:44:52+00:00"
         },
         {
             "name": "filament/filament",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/panels.git",
-                "reference": "baf5ac84b07d38216a4dd09dae9bedc836aa1d3e"
+                "reference": "a830f2d38073d3a4cdbe3798c957b69be50d39c3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/filamentphp/panels/zipball/baf5ac84b07d38216a4dd09dae9bedc836aa1d3e",
-                "reference": "baf5ac84b07d38216a4dd09dae9bedc836aa1d3e",
+                "url": "https://api.github.com/repos/filamentphp/panels/zipball/a830f2d38073d3a4cdbe3798c957b69be50d39c3",
+                "reference": "a830f2d38073d3a4cdbe3798c957b69be50d39c3",
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             },
             "require": {
@@ -1453,20 +1453,20 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T20:39:17+00:00"
+            "time": "2024-01-21T14:44:57+00:00"
         },
         {
             "name": "filament/forms",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/forms.git",
-                "reference": "ed467134f77ca667ca02fdfa5c913d9e2fea9e2a"
+                "reference": "fc37c620f66a2e13e160b516cc4d0e5ad8ae9425"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/filamentphp/forms/zipball/ed467134f77ca667ca02fdfa5c913d9e2fea9e2a",
-                "reference": "ed467134f77ca667ca02fdfa5c913d9e2fea9e2a",
+                "url": "https://api.github.com/repos/filamentphp/forms/zipball/fc37c620f66a2e13e160b516cc4d0e5ad8ae9425",
+                "reference": "fc37c620f66a2e13e160b516cc4d0e5ad8ae9425",
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             },
             "require": {
@@ -1509,20 +1509,20 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T20:39:04+00:00"
+            "time": "2024-01-21T14:44:57+00:00"
         },
         {
             "name": "filament/infolists",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/infolists.git",
-                "reference": "6d9e91514beca3a5932251f988c7ca3a62e2e9e8"
+                "reference": "b071063c45f0cd314c863947d1d841da09d40750"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/filamentphp/infolists/zipball/6d9e91514beca3a5932251f988c7ca3a62e2e9e8",
-                "reference": "6d9e91514beca3a5932251f988c7ca3a62e2e9e8",
+                "url": "https://api.github.com/repos/filamentphp/infolists/zipball/b071063c45f0cd314c863947d1d841da09d40750",
+                "reference": "b071063c45f0cd314c863947d1d841da09d40750",
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             "require": {
@@ -1560,20 +1560,20 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T20:39:02+00:00"
+            "time": "2024-01-21T14:44:53+00:00"
         },
         {
             "name": "filament/notifications",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/notifications.git",
-                "reference": "ce2daf3389cfff46fd0a15bd49264290d59b077c"
+                "reference": "c5f4f51d949fafc52643f2be654a4da92422836c"
             },
             "dist": {
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-                "url": "https://api.github.com/repos/filamentphp/notifications/zipball/ce2daf3389cfff46fd0a15bd49264290d59b077c",
-                "reference": "ce2daf3389cfff46fd0a15bd49264290d59b077c",
+                "url": "https://api.github.com/repos/filamentphp/notifications/zipball/c5f4f51d949fafc52643f2be654a4da92422836c",
+                "reference": "c5f4f51d949fafc52643f2be654a4da92422836c",
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             "require": {
@@ -1612,20 +1612,20 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T20:39:02+00:00"
+            "time": "2024-01-19T14:01:21+00:00"
         },
         {
             "name": "filament/support",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/support.git",
-                "reference": "cf74fe9e49042cc269cfdc3941aa9c9435f955e0"
+                "reference": "3b4d5d197c04e5a0b2a250d97c4761a07da9c85e"
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             "dist": {
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-                "reference": "cf74fe9e49042cc269cfdc3941aa9c9435f955e0",
+                "url": "https://api.github.com/repos/filamentphp/support/zipball/3b4d5d197c04e5a0b2a250d97c4761a07da9c85e",
+                "reference": "3b4d5d197c04e5a0b2a250d97c4761a07da9c85e",
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@@ -1669,20 +1669,20 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T12:25:07+00:00"
+            "time": "2024-01-21T14:44:58+00:00"
         },
         {
             "name": "filament/tables",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/tables.git",
-                "reference": "ba7384fcbc2412f66f08310dd2786ec6602edcf0"
+                "reference": "87c55f6a1107d6d70b61a83f2cd7495343fdb19c"
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             "dist": {
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-                "reference": "ba7384fcbc2412f66f08310dd2786ec6602edcf0",
+                "url": "https://api.github.com/repos/filamentphp/tables/zipball/87c55f6a1107d6d70b61a83f2cd7495343fdb19c",
+                "reference": "87c55f6a1107d6d70b61a83f2cd7495343fdb19c",
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@@ -1722,11 +1722,11 @@
                 "issues": "https://github.com/filamentphp/filament/issues",
                 "source": "https://github.com/filamentphp/filament"
             },
-            "time": "2024-01-15T20:39:12+00:00"
+            "time": "2024-01-21T14:45:11+00:00"
         },
         {
             "name": "filament/widgets",
-            "version": "v3.2.2",
+            "version": "v3.2.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/filamentphp/widgets.git",
@@ -2511,30 +2511,30 @@
         },
         {
             "name": "laravel/fortify",
-            "version": "v1.19.1",
+            "version": "v1.20.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laravel/fortify.git",
-                "reference": "1dde858a520f679b4a2f453fa68f8a0e98751875"
+                "reference": "587a55f906ae4f8448a19019a4b2ee7002d5c001"
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             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "e5c5b397a95cb0db013270a985726fcae93e61b8"
+                "reference": "08f4fa74d5fbfff1ef22abffee47aaedcaea227e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/e5c5b397a95cb0db013270a985726fcae93e61b8",
-                "reference": "e5c5b397a95cb0db013270a985726fcae93e61b8",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/08f4fa74d5fbfff1ef22abffee47aaedcaea227e",
+                "reference": "08f4fa74d5fbfff1ef22abffee47aaedcaea227e",
                 "shasum": ""
             },
             "require": {
@@ -10366,7 +10647,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.7"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.8"
             },
             "funding": [
                 {
@@ -10382,7 +10663,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-01-14T16:40:30+00:00"
+            "time": "2024-01-19T07:07:27+00:00"
         },
         {
             "name": "sebastian/cli-parser",
diff --git a/database/factories/ClientFactory.php b/database/factories/ClientFactory.php
new file mode 100644
index 00000000..e80d854c
--- /dev/null
+++ b/database/factories/ClientFactory.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use App\Models\Client;
+use App\Models\Team;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<Client>
+ */
+class ClientFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        return [
+            'name' => $this->faker->company(),
+            'organization_id' => Team::factory(),
+        ];
+    }
+
+    public function forOrganization(Team $organization): self
+    {
+        return $this->state(function (array $attributes) use ($organization) {
+            return [
+                'organization_id' => $organization->getKey(),
+            ];
+        });
+    }
+}
diff --git a/database/factories/ProjectFactory.php b/database/factories/ProjectFactory.php
new file mode 100644
index 00000000..7b076600
--- /dev/null
+++ b/database/factories/ProjectFactory.php
@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use App\Models\Client;
+use App\Models\Project;
+use App\Models\Team;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<Project>
+ */
+class ProjectFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        return [
+            'name' => $this->faker->company(),
+            'color' => $this->faker->hexColor(),
+            'organization_id' => Team::factory(),
+            'client_id' => null,
+        ];
+    }
+
+    public function forOrganization(Team $organization): self
+    {
+        return $this->state(function (array $attributes) use ($organization) {
+            return [
+                'organization_id' => $organization->getKey(),
+            ];
+        });
+    }
+
+    public function forClient(?Client $client): self
+    {
+        return $this->state(function (array $attributes) use ($client) {
+            return [
+                'client_id' => $client?->getKey(),
+            ];
+        });
+    }
+}
diff --git a/database/factories/TagFactory.php b/database/factories/TagFactory.php
new file mode 100644
index 00000000..6ca77687
--- /dev/null
+++ b/database/factories/TagFactory.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use App\Models\Tag;
+use App\Models\Team;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<Tag>
+ */
+class TagFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        return [
+            'name' => $this->faker->name,
+            'organization_id' => Team::factory(),
+        ];
+    }
+
+    public function forOrganization(Team $organization): self
+    {
+        return $this->state(function (array $attributes) use ($organization) {
+            return [
+                'organization_id' => $organization->getKey(),
+            ];
+        });
+    }
+}
diff --git a/database/factories/TaskFactory.php b/database/factories/TaskFactory.php
new file mode 100644
index 00000000..d5fefbff
--- /dev/null
+++ b/database/factories/TaskFactory.php
@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use App\Models\Project;
+use App\Models\Task;
+use App\Models\Team;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<Task>
+ */
+class TaskFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        return [
+            'name' => $this->faker->word(),
+            'project_id' => Project::factory(),
+            'organization_id' => Team::factory(),
+        ];
+    }
+
+    public function forProject(Project $project): self
+    {
+        return $this->state(function (array $attributes) use ($project) {
+            return [
+                'project_id' => $project->getKey(),
+            ];
+        });
+    }
+
+    public function forOrganization(Team $organization): self
+    {
+        return $this->state(function (array $attributes) use ($organization) {
+            return [
+                'organization_id' => $organization->getKey(),
+            ];
+        });
+    }
+}
diff --git a/database/factories/TimeEntryFactory.php b/database/factories/TimeEntryFactory.php
new file mode 100644
index 00000000..c61e352d
--- /dev/null
+++ b/database/factories/TimeEntryFactory.php
@@ -0,0 +1,74 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use App\Models\Project;
+use App\Models\Task;
+use App\Models\Team;
+use App\Models\TimeEntry;
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<TimeEntry>
+ */
+class TimeEntryFactory extends Factory
+{
+    /**
+     * Define the model's default state.
+     *
+     * @return array<string, mixed>
+     */
+    public function definition(): array
+    {
+        $start = $this->faker->dateTimeBetween('-1 year', '-1 hour');
+
+        return [
+            'description' => $this->faker->sentence(),
+            'start' => $start,
+            'end' => $this->faker->dateTimeBetween($start, 'now'),
+            'billable' => $this->faker->boolean(),
+            'tags' => [],
+            'user_id' => User::factory(),
+            'organization_id' => Team::factory(),
+        ];
+    }
+
+    public function forUser(User $user): self
+    {
+        return $this->state(function (array $attributes) use ($user) {
+            return [
+                'user_id' => $user->getKey(),
+            ];
+        });
+    }
+
+    public function forOrganization(Team $organization): self
+    {
+        return $this->state(function (array $attributes) use ($organization) {
+            return [
+                'organization_id' => $organization->getKey(),
+            ];
+        });
+    }
+
+    public function forProject(?Project $project): self
+    {
+        return $this->state(function (array $attributes) use ($project) {
+            return [
+                'project_id' => $project?->getKey(),
+            ];
+        });
+    }
+
+    public function forTask(?Task $task): self
+    {
+        return $this->state(function (array $attributes) use ($task) {
+            return [
+                'task_id' => $task?->getKey(),
+            ];
+        });
+    }
+}
diff --git a/database/migrations/2024_01_20_110218_create_clients_table.php b/database/migrations/2024_01_20_110218_create_clients_table.php
new file mode 100644
index 00000000..ed762797
--- /dev/null
+++ b/database/migrations/2024_01_20_110218_create_clients_table.php
@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('clients', function (Blueprint $table) {
+            $table->uuid('id')->primary();
+            $table->string('name', 255);
+            $table->uuid('organization_id');
+            $table->foreign('organization_id')
+                ->references('id')
+                ->on('teams')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('clients');
+    }
+};
diff --git a/database/migrations/2024_01_20_110439_create_projects_table.php b/database/migrations/2024_01_20_110439_create_projects_table.php
new file mode 100644
index 00000000..f1a8aff9
--- /dev/null
+++ b/database/migrations/2024_01_20_110439_create_projects_table.php
@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('projects', function (Blueprint $table) {
+            $table->uuid('id')->primary();
+            $table->string('name', 255);
+            $table->string('color', 16);
+            $table->uuid('client_id')->nullable();
+            $table->foreign('client_id')
+                ->references('id')
+                ->on('clients')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->uuid('organization_id');
+            $table->foreign('organization_id')
+                ->references('id')
+                ->on('teams')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('projects');
+    }
+};
diff --git a/database/migrations/2024_01_20_110444_create_tasks_table.php b/database/migrations/2024_01_20_110444_create_tasks_table.php
new file mode 100644
index 00000000..cda838cd
--- /dev/null
+++ b/database/migrations/2024_01_20_110444_create_tasks_table.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('tasks', function (Blueprint $table) {
+            $table->uuid('id')->primary();
+            $table->string('name', 255);
+            $table->uuid('project_id');
+            $table->foreign('project_id')
+                ->references('id')
+                ->on('projects')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->uuid('organization_id');
+            $table->foreign('organization_id')
+                ->references('id')
+                ->on('teams')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('tasks');
+    }
+};
diff --git a/database/migrations/2024_01_20_110452_create_tags_table.php b/database/migrations/2024_01_20_110452_create_tags_table.php
new file mode 100644
index 00000000..c0dde2b5
--- /dev/null
+++ b/database/migrations/2024_01_20_110452_create_tags_table.php
@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('tags', function (Blueprint $table) {
+            $table->uuid('id')->primary();
+            $table->string('name', 255);
+            $table->uuid('organization_id');
+            $table->foreign('organization_id')
+                ->references('id')
+                ->on('teams')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('tags');
+    }
+};
diff --git a/database/migrations/2024_01_20_110837_create_time_entries_table.php b/database/migrations/2024_01_20_110837_create_time_entries_table.php
new file mode 100644
index 00000000..ecaa5c54
--- /dev/null
+++ b/database/migrations/2024_01_20_110837_create_time_entries_table.php
@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('time_entries', function (Blueprint $table) {
+            $table->uuid('id')->primary();
+            $table->string('description', 255);
+            $table->dateTime('start');
+            $table->dateTime('end')->nullable();
+            $table->boolean('billable')->default(false);
+            $table->uuid('user_id');
+            $table->foreign('user_id')
+                ->references('id')
+                ->on('users')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->uuid('organization_id');
+            $table->foreign('organization_id')
+                ->references('id')
+                ->on('teams')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->uuid('project_id')->nullable();
+            $table->foreign('project_id')
+                ->references('id')
+                ->on('projects')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->uuid('task_id')->nullable();
+            $table->foreign('task_id')
+                ->references('id')
+                ->on('tasks')
+                ->cascadeOnUpdate()
+                ->restrictOnDelete();
+            $table->jsonb('tags')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('time_entries');
+    }
+};
diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index 07679bee..e9b52ac6 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -5,8 +5,14 @@ declare(strict_types=1);
 namespace Database\Seeders;
 
 // use Illuminate\Database\Console\Seeds\WithoutModelEvents;
+use App\Models\Client;
+use App\Models\Project;
+use App\Models\Task;
+use App\Models\Team;
+use App\Models\TimeEntry;
 use App\Models\User;
 use Illuminate\Database\Seeder;
+use Illuminate\Support\Facades\DB;
 
 class DatabaseSeeder extends Seeder
 {
@@ -15,9 +21,35 @@ class DatabaseSeeder extends Seeder
      */
     public function run(): void
     {
-        User::factory()->withPersonalTeam()->create([
+        $this->deleteAll();
+        $organization = Team::factory()->create([
+            'name' => 'ACME Corp',
+        ]);
+        $user1 = User::factory()->withPersonalTeam()->create([
             'name' => 'Test User',
             'email' => 'test@example.com',
         ]);
+        $user1->teams()->attach($organization);
+        $client = Client::factory()->create([
+            'name' => 'Big Company',
+        ]);
+        $bigCompanyProject = Project::factory()->forClient($client)->create([
+            'name' => 'Big Company Project',
+        ]);
+        Task::factory()->forProject($bigCompanyProject)->create();
+
+        $internalProject = Project::factory()->create([
+            'name' => 'Internal Project',
+        ]);
+    }
+
+    private function deleteAll(): void
+    {
+        DB::table((new TimeEntry())->getTable())->delete();
+        DB::table((new Task())->getTable())->delete();
+        DB::table((new Project())->getTable())->delete();
+        DB::table((new Client())->getTable())->delete();
+        DB::table((new User())->getTable())->delete();
+        DB::table((new Team())->getTable())->delete();
     }
 }
diff --git a/docker-compose.yml b/docker-compose.yml
index b65aaa47..a0a43805 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -18,7 +18,6 @@ services:
         extra_hosts:
             - 'host.docker.internal:host-gateway'
         ports:
-            - '${APP_PORT:-80}:80'
             - '${VITE_PORT:-5173}:${VITE_PORT:-5173}'
         environment:
             WWWUSER: '${WWWUSER}'
diff --git a/tests/Unit/ExampleTest.php b/tests/Unit/ExampleTest.php
deleted file mode 100644
index 262903d1..00000000
--- a/tests/Unit/ExampleTest.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Tests\Unit;
-
-use PHPUnit\Framework\TestCase;
-
-class ExampleTest extends TestCase
-{
-    /**
-     * A basic test example.
-     */
-    public function test_that_true_is_true(): void
-    {
-        $this->assertTrue(true);
-    }
-}
diff --git a/tests/Unit/Model/ClientModelTest.php b/tests/Unit/Model/ClientModelTest.php
new file mode 100644
index 00000000..bbd99a6a
--- /dev/null
+++ b/tests/Unit/Model/ClientModelTest.php
@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use App\Models\Client;
+use App\Models\Team;
+
+class ClientModelTest extends ModelTestAbstract
+{
+    public function test_it_belongs_to_a_organization(): void
+    {
+        // Arrange
+        $organization = Team::factory()->create();
+        $client = Client::factory()->forOrganization($organization)->create();
+
+        // Act
+        $client->refresh();
+        $organizationRel = $client->organization;
+
+        // Assert
+        $this->assertNotNull($organizationRel);
+        $this->assertTrue($organizationRel->is($organization));
+    }
+}
diff --git a/tests/Unit/Model/ModelTestAbstract.php b/tests/Unit/Model/ModelTestAbstract.php
new file mode 100644
index 00000000..85708edf
--- /dev/null
+++ b/tests/Unit/Model/ModelTestAbstract.php
@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+abstract class ModelTestAbstract extends TestCase
+{
+    use RefreshDatabase;
+}
diff --git a/tests/Unit/Model/ProjectModelTest.php b/tests/Unit/Model/ProjectModelTest.php
new file mode 100644
index 00000000..50b0c54a
--- /dev/null
+++ b/tests/Unit/Model/ProjectModelTest.php
@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use App\Models\Client;
+use App\Models\Project;
+use App\Models\Task;
+use App\Models\Team;
+
+class ProjectModelTest extends ModelTestAbstract
+{
+    public function test_it_belongs_to_a_organization(): void
+    {
+        // Arrange
+        $organization = Team::factory()->create();
+        $project = Project::factory()->forOrganization($organization)->create();
+
+        // Act
+        $project->refresh();
+        $organizationRel = $project->organization;
+
+        // Assert
+        $this->assertNotNull($organizationRel);
+        $this->assertTrue($organizationRel->is($organization));
+    }
+
+    public function test_it_can_belong_to_a_client(): void
+    {
+        // Arrange
+        $client = Client::factory()->create();
+        $project = Project::factory()->forClient($client)->create();
+
+        // Act
+        $project->refresh();
+        $clientRel = $project->client;
+
+        // Assert
+        $this->assertNotNull($clientRel);
+        $this->assertTrue($clientRel->is($client));
+    }
+
+    public function test_it_can_belong_to_no_client(): void
+    {
+        // Arrange
+        $project = Project::factory()->forClient(null)->create();
+
+        // Act
+        $project->refresh();
+        $clientRel = $project->client;
+
+        // Assert
+        $this->assertNull($clientRel);
+    }
+
+    public function test_it_has_many_tasks(): void
+    {
+        // Arrange
+        $project = Project::factory()->create();
+        $tasks = Task::factory()->forProject($project)->createMany(3);
+
+        // Act
+        $project->refresh();
+        $tasksRel = $project->tasks;
+
+        // Assert
+        $this->assertNotNull($tasksRel);
+        $this->assertCount(3, $tasksRel);
+        $this->assertTrue($tasksRel->first()->is($tasks->first()));
+    }
+}
diff --git a/tests/Unit/Model/TagModelTest.php b/tests/Unit/Model/TagModelTest.php
new file mode 100644
index 00000000..8c39c908
--- /dev/null
+++ b/tests/Unit/Model/TagModelTest.php
@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use App\Models\Tag;
+use App\Models\Team;
+
+class TagModelTest extends ModelTestAbstract
+{
+    public function test_it_belongs_to_a_organization(): void
+    {
+        // Arrange
+        $organization = Team::factory()->create();
+        $task = Tag::factory()->forOrganization($organization)->create();
+
+        // Act
+        $task->refresh();
+        $organizationRel = $task->organization;
+
+        // Assert
+        $this->assertNotNull($organizationRel);
+        $this->assertTrue($organizationRel->is($organization));
+    }
+}
diff --git a/tests/Unit/Model/TaskModelTest.php b/tests/Unit/Model/TaskModelTest.php
new file mode 100644
index 00000000..61c08f99
--- /dev/null
+++ b/tests/Unit/Model/TaskModelTest.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use App\Models\Project;
+use App\Models\Task;
+use App\Models\Team;
+
+class TaskModelTest extends ModelTestAbstract
+{
+    public function test_it_belongs_to_a_organization(): void
+    {
+        // Arrange
+        $organization = Team::factory()->create();
+        $task = Task::factory()->forOrganization($organization)->create();
+
+        // Act
+        $task->refresh();
+        $organizationRel = $task->organization;
+
+        // Assert
+        $this->assertNotNull($organizationRel);
+        $this->assertTrue($organizationRel->is($organization));
+    }
+
+    public function test_it_belongs_to_a_project(): void
+    {
+        // Arrange
+        $project = Project::factory()->create();
+        $task = Task::factory()->forProject($project)->create();
+
+        // Act
+        $task->refresh();
+        $projectRel = $task->project;
+
+        // Assert
+        $this->assertNotNull($projectRel);
+        $this->assertTrue($projectRel->is($project));
+    }
+}
diff --git a/tests/Unit/Model/TimeEntryModelTest.php b/tests/Unit/Model/TimeEntryModelTest.php
new file mode 100644
index 00000000..24091165
--- /dev/null
+++ b/tests/Unit/Model/TimeEntryModelTest.php
@@ -0,0 +1,100 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use App\Models\Project;
+use App\Models\Task;
+use App\Models\Team;
+use App\Models\TimeEntry;
+use App\Models\User;
+
+class TimeEntryModelTest extends ModelTestAbstract
+{
+    public function test_it_belongs_to_a_user(): void
+    {
+        // Arrange
+        $user = User::factory()->create();
+        $timeEntry = TimeEntry::factory()->forUser($user)->create();
+
+        // Act
+        $timeEntry->refresh();
+        $userRel = $timeEntry->user;
+
+        // Assert
+        $this->assertNotNull($userRel);
+        $this->assertTrue($userRel->is($user));
+    }
+
+    public function test_it_belongs_to_a_organization(): void
+    {
+        // Arrange
+        $organization = Team::factory()->create();
+        $timeEntry = TimeEntry::factory()->forOrganization($organization)->create();
+
+        // Act
+        $timeEntry->refresh();
+        $organizationRel = $timeEntry->organization;
+
+        // Assert
+        $this->assertNotNull($organizationRel);
+        $this->assertTrue($organizationRel->is($organization));
+    }
+
+    public function test_it_can_belong_to_a_project(): void
+    {
+        // Arrange
+        $project = Project::factory()->create();
+        $timeEntry = TimeEntry::factory()->forProject($project)->create();
+
+        // Act
+        $timeEntry->refresh();
+        $projectRel = $timeEntry->project;
+
+        // Assert
+        $this->assertNotNull($projectRel);
+        $this->assertTrue($projectRel->is($project));
+    }
+
+    public function test_it_can_belong_to_no_project(): void
+    {
+        // Arrange
+        $timeEntry = TimeEntry::factory()->forProject(null)->create();
+
+        // Act
+        $timeEntry->refresh();
+        $project = $timeEntry->project;
+
+        // Assert
+        $this->assertNull($project);
+    }
+
+    public function test_it_can_belong_to_a_task(): void
+    {
+        // Arrange
+        $task = Task::factory()->create();
+        $timeEntry = TimeEntry::factory()->forTask($task)->create();
+
+        // Act
+        $timeEntry->refresh();
+        $taskRel = $timeEntry->task;
+
+        // Assert
+        $this->assertNotNull($taskRel);
+        $this->assertTrue($taskRel->is($task));
+    }
+
+    public function test_it_can_belong_to_no_task(): void
+    {
+        // Arrange
+        $timeEntry = TimeEntry::factory()->forTask(null)->create();
+
+        // Act
+        $timeEntry->refresh();
+        $taskRel = $timeEntry->task;
+
+        // Assert
+        $this->assertNull($taskRel);
+    }
+}
diff --git a/tests/Unit/Model/UserModelTest.php b/tests/Unit/Model/UserModelTest.php
new file mode 100644
index 00000000..08a1fee9
--- /dev/null
+++ b/tests/Unit/Model/UserModelTest.php
@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Model;
+
+use App\Models\User;
+use App\Providers\Filament\AdminPanelProvider;
+use Filament\Panel;
+
+class UserModelTest extends ModelTestAbstract
+{
+    public function test_normal_user_can_not_access_admin_panel(): void
+    {
+        // Arrange
+        $user = User::factory()->create();
+        $panelProvider = new AdminPanelProvider(app());
+        $mainPanel = $panelProvider->panel(Panel::make());
+
+        // Act
+        $canAccess = $user->canAccessPanel($mainPanel);
+
+        // Assert
+        $this->assertFalse($canAccess);
+    }
+}