chore: upgrade to 7.2.0+v1.154.0

- synapse v1.149.1 -> v1.154.0
- nginx 1.29.6 -> 1.31.1
- matrix-authentication-service 1.14.0 -> 1.18.0
- pgautoupgrade 17 -> 18, pin PGDATA to legacy path for in-place upgrade

.env.sample

@@ -105,7 +105,7 @@ ENABLE_REGISTRATION=false
 SERVE_SERVER_WELLKNOWN=false
 
 # Serve /.well-known/matrix/{server,client} on SERVER_NAME via Traefik.
-# Can be used when SERVER_NAME != DOMAIN and SERVER_NAME is served by Traefik.
+# Can be used when SERVER_NAME is other than DOMAIN and SERVER_NAME is served by Traefik.
 #COMPOSE_FILE="$COMPOSE_FILE:compose.wellknown.yml"
 
 ALLOW_PUBLIC_ROOMS_FEDERATION=false
@@ -149,7 +149,6 @@ ENCRYPTED_BY_DEFAULT=all
 #SESSION_LIFETIME=60d
 #TRACK_PUPPETED_USER_IPS=true
 
-
 ## Room complexity limit (prevents joining large remote rooms that cause DB bloat)
 ## complexity ≈ state_events / 500. Default 100.0 blocks rooms with >50000 state events.
 #ROOM_COMPLEXITY_LIMIT=100.0
@@ -248,7 +247,6 @@ RETENTION_MAX_LIFETIME=4w
 ## Web Client (Redirect)
 #WEB_CLIENT_LOCATION=https://element-web.example.com
 
-
 ## State compression (reduces database bloat from federation)
 ## Runs synapse_auto_compressor daily, built from source on first start
 #COMPOSE_FILE="$COMPOSE_FILE:compose.compress-state.yml"

compose.mas.yml

@@ -5,7 +5,7 @@ version: "3.8"
 
 services:
   mas:
-    image: ghcr.io/element-hq/matrix-authentication-service:1.14.0
+    image: ghcr.io/element-hq/matrix-authentication-service:1.18.0
     command: ["server", "--config=/etc/mas/config.yaml"]
     environment:
       - DOMAIN

compose.yml

@@ -3,7 +3,7 @@ version: "3.8"
 
 services:
   web:
-    image: nginx:1.29.6
+    image: nginx:1.31.1
     networks:
       - proxy
       - internal
@@ -43,7 +43,7 @@ services:
       start_period: 2m
 
   app:
-    image: "matrixdotorg/synapse:v1.149.1"
+    image: "matrixdotorg/synapse:v1.154.0"
     volumes:
       - "data:/data"
     secrets:
@@ -114,7 +114,7 @@ services:
       restart_policy:
         condition: on-failure
       labels:
-        - "coop-cloud.${STACK_NAME}.version=7.1.1+v1.149.1"
+        - "coop-cloud.${STACK_NAME}.version=7.2.0+v1.154.0"
         - "coop-cloud.${STACK_NAME}.timeout=${TIMEOUT}"
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:8008/health"]
@@ -124,10 +124,14 @@ services:
       start_period: 1m
 
   db:
-    image: pgautoupgrade/pgautoupgrade:17-alpine
+    image: pgautoupgrade/pgautoupgrade:18-alpine
     secrets:
       - db_password
     environment:
+      # postgres:18 relocated the default PGDATA to /var/lib/postgresql/18/docker.
+      # Pin it to the legacy path so pgautoupgrade finds the existing cluster on the
+      # mounted volume and upgrades it in place, instead of init'ing an empty one.
+      - PGDATA=/var/lib/postgresql/data
       - LC_COLLATE=C
       - LC_CTYPE=C
       - POSTGRES_DB=synapse