Updated docker-compose files for use with Docker Caddy

Defined top level name for all services
Added proxy-net to services
Updated main service/server container service name to "app"
Updated hostname references to projectname-app-1
Updated docker Caddy caddyfile to reference container names
Updated docker Caddy caddyfile to use 192.168.1.234 instead of localhost for non-docker services
Adjusted caddyfile accordingly

requestrr/docker-compose.yml

@@ -1,11 +1,16 @@
+name: requestrr
 services:
-  requestrr:
+  app:
     image: thomst08/requestrr
-    hostname: requestrr
-    container_name: requestrr
+    networks:
+      - proxy-net
     ports:
-    - 4545:4545
+    - "4545:4545"
     volumes:
     - ./config:/root/config
     - ./data/tmp:/root/config/tmp
     restart: unless-stopped
+
+networks:
+  proxy-net:
+    external: true