feat: WIP element Chat intergration

docker-compose.yaml

@@ -116,3 +116,31 @@ services:
     env_file:
       - apps/edr-payment-api/.env
     restart: always
+
+  # Internal employee chat (freight backoffice). No federation, no public
+  # registration — see infrastructure/matrix/synapse/homeserver.yaml.tmpl.
+  synapse:
+    build:
+      context: infrastructure/matrix/synapse
+    ports:
+      - "${SYNAPSE_PORT:-8008}:8008"
+    env_file:
+      - infrastructure/matrix/synapse/.env
+    volumes:
+      - matrix-data:/data
+    # Local dev: Postgres runs in the separate docker-compose.db.dev.yml
+    # project (different docker network) and is only reachable from here via
+    # the host's published port — see MATRIX_DB_HOST in synapse/.env.example.
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+    restart: always
+
+  element-web:
+    build:
+      context: infrastructure/matrix/element
+    ports:
+      - "${ELEMENT_WEB_PORT:-8080}:80"
+    restart: always
+
+volumes:
+  matrix-data: