Support custom actions

action.yml

@@ -25,8 +25,14 @@ inputs:
     description: Use swarm mode instead of docker compose
     default: "false"
     required: true
+  custom_container_action:
+    description: "Run a custom action"
+    required: false
+  custom_container_action_target:
+    description: "Target container for action"
+    required: false
   action:
-    description: Action, i.e., "up" or "down"
+    description: Action, i.e., "up" or "down", or "custom"
     default: "up"
     required: true
   docker_compose_project:
@@ -49,3 +55,5 @@ runs:
     DOCKER_COMPOSE_FILENAME: ${{ inputs.docker_compose_filename }}
     DEPLOY_ACTION: ${{ inputs.action }}
     SWARM_MODE: ${{ inputs.swarm_mode }}
+    CUSTOM_ACTION: ${{ inputs.custom_container_action }}
+    CUSTOM_ACTION_TARGET: ${{ inputs.custom_container_action_target }}