Add MAX_CHARS 🎉

.env.sample

@@ -15,6 +15,10 @@ LETS_ENCRYPT_ENV=production
 
 COMPOSE_FILE="compose.yml"
 
+# Set the maximum length for toots (posts). Longer posts from other servers will still be displayed, this limit only applies to users on this instance.
+#MAX_CHARS=500
+#COMPOSE_FILE="$COMPOSE_FILE:compose.character-limit.yml"
+
 # Federation
 # ----------
 # DO NOT CHANGE DOMAIN VARIABLES AFTER DEPLOYMENT! WILL BREAK FEDERATION!!

compose.character-limit.yml

@@ -0,0 +1,12 @@
+---
+version: "3.8"
+
+services:
+  app:
+    environment:
+    - MAX_CHARS
+    # NOTE: See [0] for background on why this is necessary
+    # [0]: See https://github.com/mastodon/mastodon/pull/30091
+    user: root
+    command: >
+      /bin/sh -c 'set -x && ls && sed -i -e "s/500/$MAX_CHARS/g" app/javascript/mastodon/features/compose/components/compose_form.jsx && sed -i -e "s/500/$MAX_CHARS/g" app/validators/status_length_validator.rb && RAILS_ENV=production && rm -f /mastodon/tmp/pids/server.pid && su -c "bundle exec rails s -p 3000"'