docs(docker): Revert to mounting /etc/resolv.conf as configs: won't work

* Fix wording to make mounting resolv.conf more imperative
* Linting and other changes

docs/public/deploying/docker-compose.with-traefik.yml

@@ -7,6 +7,7 @@ services:
     command: /sbin/conduwuit
     volumes:
       - db:/var/lib/continuwuity
+      - ./continuwuity-resolv.conf:/etc/resolv.conf # use custom resolvers rather than Docker's
       #- ./continuwuity.toml:/etc/continuwuity.toml
     networks:
       - proxy
@@ -31,14 +32,6 @@ services:
           client=https://matrix.example.com,
           server=matrix.example.com:443
         }
-    #cpuset: "0-4" # Uncomment to limit to specific CPU cores
-    ulimits: # Continuwuity uses quite a few file descriptors, and on some systems it defaults to 1024, so you can tell docker to increase it
-      nofile:
-        soft: 1048567
-        hard: 1048567
-    configs: # using custom resolver instead of Docker's
-      - source: continuwuity-resolv.conf
-        target: /etc/resolv.conf
 
   traefik:
     image: "traefik:latest"
@@ -86,14 +79,8 @@ services:
       TRAEFIK_PROVIDERS_DOCKER_EXPOSEDBYDEFAULT: false
 
 volumes:
-    db:
-    acme:
+  db:
+  acme:
 
 networks:
-    proxy:
-
-configs:
-  continuwuity-resolv.conf:
-    content: |
-      nameserver 1.0.0.1
-      nameserver 1.1.1.1
+  proxy: