DRAFTfeat: support receive rich messages from Matrix

Author: gsanchietti

README.md

@@ -75,14 +75,16 @@ Implemented APIs:
 Limitations:
 
 - when a private room is deleted, there is no way to send messages to the user
-- text-only messages are supported (no media, no rich content)
 - only one-to-one direct messaging is supported (no group chats)
 - before using the chat from the app, users who receive or send must have logged into Matrix at least once using an official client (Cinny or Element)
+- sending images from Acrobits to Matrix is not yet supported (only receiving)
 
 The following features are not yet implemented:
 
 - Account removal: https://doc.acrobits.net/api/client/account_removal_reporter.html#account-removal-reporter-webservice
-- Messages with media content:
+- Sending messages with media content from Acrobits to Matrix
+- Other media types (video, audio, files)
+- Rich message features:
   - https://doc.acrobits.net/api/client/x-acro-filetransfer.html
   - https://doc.acrobits.net/api/client/decryption.html
   - https://doc.acrobits.net/mmmsg/index.html

go.mod

@@ -3,7 +3,9 @@ module github.com/nethesis/matrix2acrobits
 go 1.24.10
 
 require (
+	github.com/golang-jwt/jwt/v5 v5.3.0
 	github.com/labstack/echo/v4 v4.13.4
+	github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646
 	github.com/rs/zerolog v1.34.0
 	github.com/stretchr/testify v1.11.1
 	maunium.net/go/mautrix v0.26.0
@@ -14,7 +16,6 @@ require (
 	filippo.io/edwards25519 v1.1.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
-	github.com/golang-jwt/jwt/v5 v5.3.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
 	github.com/labstack/gommon v0.4.2 // indirect

go.sum

@@ -27,6 +27,8 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
 github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
+github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
+github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=