update postgres in documentation to version 16

docs/install/docker/ipv6_plain/docker-compose.yml

@@ -2,7 +2,7 @@ version: "2.4"
 services:
   db_recipes:
     restart: always
-    image: postgres:15-alpine
+    image: postgres:16-alpine
     volumes:
       - ${POSTGRES_DATA_DIR:-./postgresql}:/var/lib/postgresql/data
     env_file:

docs/install/docker/nginx-proxy/docker-compose.yml

@@ -2,7 +2,7 @@ version: "3"
 services:
   db_recipes:
     restart: always
-    image: postgres:15-alpine
+    image: postgres:16-alpine
     volumes:
       - ./postgresql:/var/lib/postgresql/data
     env_file:

docs/install/docker/plain/docker-compose.yml

@@ -2,7 +2,7 @@ version: "3"
 services:
   db_recipes:
     restart: always
-    image: postgres:15-alpine
+    image: postgres:16-alpine
     volumes:
       - ./postgresql:/var/lib/postgresql/data
     env_file:

docs/install/docker/traefik-nginx/docker-compose.yml

@@ -2,7 +2,7 @@ version: "3"
 services:
   db_recipes:
     restart: always
-    image: postgres:15-alpine
+    image: postgres:16-alpine
     volumes:
       - ./postgresql:/var/lib/postgresql/data
     env_file:

docs/install/swag.md

@@ -69,7 +69,7 @@ services:
   db_recipes:
     restart: always
     container_name: db_recipes
-    image: postgres:15-alpine
+    image: postgres:16-alpine
     volumes:
       - ./recipes/db:/var/lib/postgresql/data
     env_file:

docs/install/truenas_portainer.md

@@ -81,7 +81,7 @@ version: "3"
 services:
   db_recipes:
     restart: always
-    image: postgres:15-alpine
+    image: postgres:16-alpine
     volumes:
       - ./postgresql:/var/lib/postgresql/data
     env_file: