feat(bruno): add collection

.bruno/PDF Engines/Metadata/Write Metadata.bru

@@ -0,0 +1,25 @@
+meta {
+  name: Write Metadata
+  type: http
+  seq: 2
+}
+
+post {
+  url: {{baseUrl}}/forms/pdfengines/metadata/write
+  body: multipartForm
+  auth: none
+}
+
+body:multipart-form {
+  files: @file(../../test/integration/testdata/page_1.pdf)
+  metadata: {"Author":"Bruno","Copyright":"Bruno","Creator":"Gotenberg","Keywords":["test"],"Marked":true,"Producer":"Gotenberg","Subject":"Test","Title":"Test Document","Trapped":"Unknown"}
+}
+
+headers {
+  ~Gotenberg-Output-Filename: with-metadata
+  ~Gotenberg-Webhook-Url: http://localhost:8080/webhook
+  ~Gotenberg-Webhook-Error-Url: http://localhost:8080/webhook/error
+  ~Gotenberg-Webhook-Method: POST
+  ~Gotenberg-Webhook-Error-Method: POST
+  ~Gotenberg-Webhook-Extra-Http-Headers: {"X-Custom":"value"}
+}