feat: s3 support

.env.example

@@ -1,13 +1,26 @@
+# Path to store images
 IMAGE_PATH=/tmp
-REDIRECT_URI=http://localhost:8081/api/auth/callback
+
+# URL to frontend
 FRONTEND_URI=
+
+# Domain (e.g. stereo.cat)
 DOMAIN=
+
+# Discord oAuth2 credentials
+REDIRECT_URI=http://localhost:8081/api/auth/callback
 CLIENT_ID=
 CLIENT_SECRET=
-FRONTEND_URI=
-DOMAIN=localhost
+
+# Listening port
 PORT=
 
+# S3
+S3_ENDPOINT=
+S3_KEY=
+S3_SECRET=
+S3_BUCKET=
+
 # can be either postgres or sqlite
 DATABASE_TYPE=