docs: added Better MC example (#2279)

examples/atm8/docker-compose.yml

@@ -15,7 +15,7 @@ services:
       MEMORY: 4G
     volumes:
       - mc-data:/data
-      - ./downloads:/downloads
+      - ../downloads:/downloads
   # Since Docker's default volume driver creates volumes owned by root, this
   # init container will change ownership to match final UID of mc service, above
   init-filebrowser:
@@ -29,7 +29,8 @@ services:
   filebrowser:
     image: filebrowser/filebrowser
     depends_on:
-      - init-filebrowser
+      init-filebrowser:
+        condition: service_completed_successfully
     user: "1000:1000"
     environment:
       FB_DATABASE: /database/filebrowser.db

examples/bettermc/docker-compose.yml

@@ -0,0 +1,21 @@
+version: "3.8"
+
+services:
+  mc:
+    image: itzg/minecraft-server
+    environment:
+      EULA: true
+      MOD_PLATFORM: AUTO_CURSEFORGE
+      # Set CF_API_KEY=... in a .env file next to this compose file and don't source control that file
+      CF_API_KEY: ${CF_API_KEY}
+      CF_SLUG: better-mc-fabric-bmc1
+      CF_FILENAME_MATCHER: v18.5
+      MEMORY: 4G
+    volumes:
+      - mc:/data
+      - ../downloads:/downloads
+    ports:
+      - "25565:25565"
+
+volumes:
+  mc: {}

examples/downloads/.gitignore

@@ -0,0 +1 @@
+*.jar