feat(chromium): add MathJaX support

build/Dockerfile

@@ -261,7 +261,7 @@ COPY build/fonts.conf /etc/fonts/conf.d/100-gotenberg.conf
 
 # Copy dictionnaries so that hypens work on Chromium.
 # See https://github.com/gotenberg/gotenberg/issues/1293.
-COPY --chown=gotenberg:gotenberg build/chromium-hyphen-data /home/gotenberg/chromium-hyphen-data
+COPY --chown=gotenberg:gotenberg build/chromium-hyphen-data /opt/gotenberg/chromium-hyphen-data
 
 # Copy the Golang binaries.
 COPY --from=compress-go-binaries-stage /home/pdfcpu /usr/bin/
@@ -269,7 +269,7 @@ COPY --from=compress-go-binaries-stage /home/gotenberg /usr/bin/
 
 # Environment variables required by modules or else.
 ENV CHROMIUM_BIN_PATH=/usr/bin/chromium
-ENV CHROMIUM_HYPHEN_DATA_DIR_PATH=/home/gotenberg/chromium-hyphen-data
+ENV CHROMIUM_HYPHEN_DATA_DIR_PATH=/opt/gotenberg/chromium-hyphen-data
 ENV LIBREOFFICE_BIN_PATH=/usr/lib/libreoffice/program/soffice.bin
 ENV UNOCONVERTER_BIN_PATH=/usr/bin/unoconverter
 ENV PDFTK_BIN_PATH=/usr/bin/pdftk

build/Dockerfile.aws-lambda

@@ -11,12 +11,10 @@ COPY --from=public.ecr.aws/awsguru/aws-lambda-adapter:0.9.1 /lambda-adapter /opt
 # AWS.
 ENV AWS_LWA_PORT=3000
 ENV AWS_LWA_READINESS_CHECK_PATH=/health
-ENV AWS_LWA_INVOKE_MODE=response_stream
+ENV AWS_LWA_INVOKE_MODE=buffered
 
 # Gotenberg.
 ENV API_PORT_FROM_ENV=AWS_LWA_PORT
-ENV CHROMIUM_AUTO_START=true
-ENV LIBREOFFICE_AUTO_START=true
 ENV WEBHOOK_ENABLE_SYNC_MODE=true
 ENV GOTENBERG_BUILD_DEBUG_DATA=false
 

go.mod

@@ -11,6 +11,7 @@ require (
 	github.com/dlclark/regexp2 v1.11.5
 	github.com/docker/docker v28.3.3+incompatible
 	github.com/docker/go-connections v0.6.0
+	github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a
 	github.com/google/uuid v1.6.0
 	github.com/hashicorp/go-retryablehttp v0.7.8
 	github.com/labstack/echo/v4 v4.13.4
@@ -18,7 +19,6 @@ require (
 	github.com/mholt/archives v0.1.3
 	github.com/microcosm-cc/bluemonday v1.0.27
 	github.com/prometheus/client_golang v1.23.0
-	github.com/russross/blackfriday/v2 v2.1.0
 	github.com/shirou/gopsutil/v4 v4.25.7
 	github.com/spf13/pflag v1.0.7
 	github.com/testcontainers/testcontainers-go v0.38.0
@@ -74,7 +74,7 @@ require (
 	github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
 	github.com/klauspost/compress v1.18.0 // indirect
 	github.com/klauspost/pgzip v1.2.6 // indirect
-	github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35 // indirect
+	github.com/lufia/plan9stats v0.0.0-20250827001030-24949be3fa54 // indirect
 	github.com/magiconair/properties v1.8.10 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
@@ -100,12 +100,12 @@ require (
 	github.com/prometheus/common v0.65.0 // indirect
 	github.com/prometheus/procfs v0.17.0 // indirect
 	github.com/sirupsen/logrus v1.9.3 // indirect
-	github.com/sorairolake/lzip-go v0.3.7 // indirect
+	github.com/sorairolake/lzip-go v0.3.8 // indirect
 	github.com/spf13/afero v1.14.0 // indirect
-	github.com/stretchr/testify v1.10.0 // indirect
+	github.com/stretchr/testify v1.11.1 // indirect
 	github.com/tklauser/go-sysconf v0.3.15 // indirect
 	github.com/tklauser/numcpus v0.10.0 // indirect
-	github.com/ulikunitz/xz v0.5.12 // indirect
+	github.com/ulikunitz/xz v0.5.15 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
 	github.com/yusufpapurcu/wmi v1.2.4 // indirect
@@ -122,6 +122,6 @@ require (
 	golang.org/x/time v0.12.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20250728155136-f173205681a0 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250728155136-f173205681a0 // indirect
-	google.golang.org/protobuf v1.36.7 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -98,8 +98,8 @@ github.com/ebitengine/purego v0.8.4 h1:CF7LEKg5FFOsASUj0+QwaXf8Ht6TlFxg09+S9wz0o
 github.com/ebitengine/purego v0.8.4/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
-github.com/fatih/color v1.18.0 h1:S8gINlzdQ840/4pfAwic/ZE0djQEH3wM94VfqLTZcOM=
-github.com/fatih/color v1.18.0/go.mod h1:4FelSpRwEGDpQ12mAdzqdOukCy4u8WUtOY6lkT/6HfU=
+github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
+github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
 github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
 github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
@@ -138,6 +138,8 @@ github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5y
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
+github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a h1:l7A0loSszR5zHd/qK53ZIHMO8b3bBSmENnQ6eKnUT0A=
+github.com/gomarkdown/markdown v0.0.0-20250810172220-2e2c11897d1a/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
@@ -210,8 +212,8 @@ github.com/labstack/gommon v0.4.2 h1:F8qTUNXgG1+6WQmqoUWnz8WiEU60mXVVw0P4ht1WRA0
 github.com/labstack/gommon v0.4.2/go.mod h1:QlUFxVM+SNXhDL/Z7YhocGIBYOiwB0mXm1+1bAPHPyU=
 github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80 h1:6Yzfa6GP0rIo/kULo2bwGEkFvCePZ3qHDDTC3/J9Swo=
 github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80/go.mod h1:imJHygn/1yfhB7XSJJKlFZKl/J+dCPAknuiaGOshXAs=
-github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35 h1:PpXWgLPs+Fqr325bN2FD2ISlRRztXibcX6e8f5FR5Dc=
-github.com/lufia/plan9stats v0.0.0-20250317134145-8bc96cf8fc35/go.mod h1:autxFIvghDt3jPTLoqZ9OZ7s9qTGNAWmYCjVFWPX/zg=
+github.com/lufia/plan9stats v0.0.0-20250827001030-24949be3fa54 h1:mFWunSatvkQQDhpdyuFAYwyAan3hzCuma+Pz8sqvOfg=
+github.com/lufia/plan9stats v0.0.0-20250827001030-24949be3fa54/go.mod h1:autxFIvghDt3jPTLoqZ9OZ7s9qTGNAWmYCjVFWPX/zg=
 github.com/magiconair/properties v1.8.10 h1:s31yESBquKXCV9a/ScB3ESkOjUYYv+X0rg8SYxI99mE=
 github.com/magiconair/properties v1.8.10/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
 github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
@@ -274,15 +276,14 @@ github.com/prometheus/procfs v0.17.0/go.mod h1:oPQLaDAMRbA+u8H5Pbfq+dl3VDAvHxMUO
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
 github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
-github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/rwcarlsen/goexif v0.0.0-20190401172101-9e8deecbddbd/go.mod h1:hPqNNc0+uJM6H+SuU8sEs5K5IQeKccPqeSjfgcKGgPk=
 github.com/shirou/gopsutil/v4 v4.25.7 h1:bNb2JuqKuAu3tRlPv5piSmBZyMfecwQ+t/ILq+1JqVM=
 github.com/shirou/gopsutil/v4 v4.25.7/go.mod h1:XV/egmwJtd3ZQjBpJVY5kndsiOO4IRqy9TQnmm6VP7U=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
-github.com/sorairolake/lzip-go v0.3.7 h1:vP2uiD/NoklLyzYMdgOWkZME0ulkSfVTTE4MNRKCwNs=
-github.com/sorairolake/lzip-go v0.3.7/go.mod h1:THOHr0FlNVCw2eOIEE9shFJAG1QxQg/pf2XUPAmNIqg=
+github.com/sorairolake/lzip-go v0.3.8 h1:j5Q2313INdTA80ureWYRhX+1K78mUXfMoPZCw/ivWik=
+github.com/sorairolake/lzip-go v0.3.8/go.mod h1:JcBqGMV0frlxwrsE9sMWXDjqn3EeVf0/54YPsw66qkU=
 github.com/spf13/afero v1.14.0 h1:9tH6MapGnn/j0eb0yIXiLjERO8RB6xIVZRDCX7PtqWA=
 github.com/spf13/afero v1.14.0/go.mod h1:acJQ8t0ohCGuMN3O+Pv0V0hgMxNYDlvdk+VTfyZmbYo=
 github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=
@@ -301,8 +302,8 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
-github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 github.com/testcontainers/testcontainers-go v0.38.0 h1:d7uEapLcv2P8AvH8ahLqDMMxda2W9gQN1nRbHS28HBw=
 github.com/testcontainers/testcontainers-go v0.38.0/go.mod h1:C52c9MoHpWO+C4aqmgSU+hxlR5jlEayWtgYrb8Pzz1w=
 github.com/tklauser/go-sysconf v0.3.15 h1:VE89k0criAymJ/Os65CSn1IXaol+1wrsFHEB8Ol49K4=
@@ -310,8 +311,8 @@ github.com/tklauser/go-sysconf v0.3.15/go.mod h1:Dmjwr6tYFIseJw7a3dRLJfsHAMXZ3nE
 github.com/tklauser/numcpus v0.10.0 h1:18njr6LDBk1zuna922MgdjQuJFjrdppsZG60sHGfjso=
 github.com/tklauser/numcpus v0.10.0/go.mod h1:BiTKazU708GQTYF4mB+cmlpT2Is1gLk7XVuEeem8LsQ=
 github.com/ulikunitz/xz v0.5.8/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
-github.com/ulikunitz/xz v0.5.12 h1:37Nm15o69RwBkXM0J6A5OlE67RZTfzUxTj8fB3dfcsc=
-github.com/ulikunitz/xz v0.5.12/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
+github.com/ulikunitz/xz v0.5.15 h1:9DNdB5s+SgV3bQ2ApL10xRc35ck0DuIX/isZvIk+ubY=
+github.com/ulikunitz/xz v0.5.15/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
@@ -539,8 +540,8 @@ google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8
 google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.74.2 h1:WoosgB65DlWVC9FqI82dGsZhWFNBSLjQ84bjROOpMu4=
 google.golang.org/grpc v1.74.2/go.mod h1:CtQ+BGjaAIXHs/5YS3i473GqwBBa1zGQNevxdeBEXrM=
-google.golang.org/protobuf v1.36.7 h1:IgrO7UwFQGJdRNXH/sQux4R1Dj1WAKcLElzeeRaXV2A=
-google.golang.org/protobuf v1.36.7/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
+google.golang.org/protobuf v1.36.8 h1:xHScyCOEuuwZEc6UtSOvPbAT4zRh0xcNRYekJwfqyMc=
+google.golang.org/protobuf v1.36.8/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=

pkg/modules/chromium/routes.go

@@ -14,9 +14,9 @@ import (
 	"time"
 
 	"github.com/dlclark/regexp2"
+	"github.com/gomarkdown/markdown"
 	"github.com/labstack/echo/v4"
 	"github.com/microcosm-cc/bluemonday"
-	"github.com/russross/blackfriday/v2"
 	"go.uber.org/multierr"
 
 	"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
@@ -561,7 +561,7 @@ func markdownToHtml(ctx *api.Context, inputPath string, markdownPaths []string)
 					return "", fmt.Errorf("read markdown file '%s': %w", filename, err)
 				}
 
-				unsafe := blackfriday.Run(b)
+				unsafe := markdown.ToHTML(b, nil, nil)
 				sanitized := bluemonday.UGCPolicy().SanitizeBytes(unsafe)
 
 				// #nosec