Updated examples for FTBA support

examples/docker-compose-forge.yml

@@ -2,7 +2,8 @@ version: "3.7"
 
 services:
   mc:
-    image: itzg/minecraft-server
+    # FTBA support is only available in multiarch image tag
+    image: itzg/minecraft-server:multiarch
     ports:
     # expose the Minecraft server port outside of container
     - 25565:25565
@@ -10,14 +11,13 @@ services:
       # REQUIRED for all types
       EULA: "TRUE"
       # Set server type (vs the default of vanilla)
-      TYPE: FORGE
+      TYPE: FTBA
+      # Use Pack ID from https://ftb.neptunepowered.org/pack/ftb-presents-direwolf20-1-12/
+      FTB_MODPACK_ID: "31"
     volumes:
     # use a named, managed volume for data volume
-    - mc_forge:/data
-    # attach local host directory "mods" in same directory as this compose file
-    # all mods in this directory get copied into /data/mods at startup
-    - ./mods:/mods:ro
+    - mc_ftb:/data
 
 volumes:
   # declared the named volume, but use default/local storage engine
-  mc_forge: {}
+  mc_ftb: {}