Merge variables.

action.yml

@@ -16,28 +16,25 @@ inputs:
     decsription: changelog entry
     default: "Rebuild for Garden Linux."
     required: true
+  repository:
+    type: string
+    default: ${{ github.repository }}
+  ref:
+    type: string
+    default: ${{ github.sha }}
+  build_container:
+    type: string
+    default: ghcr.io/gardenlinux/package-build
+  dependencies:
+    type: string
+    default: ""
 
 env:
   INPUT_EMAIL: ${{ inputs.email }}
   INPUT_NAME: ${{ inputs.name }}
   INPUT_DIST: ${{ inputs.distribution }}
   INPUT_MESSAGE: ${{ inputs.message }}
 
-on:
-  workflow_call:
-    inputs:
-      repository:
-        type: string
-        default: ${{ github.repository }}
-      ref:
-        type: string
-        default: ${{ github.sha }}
-      build_container:
-        type: string
-        default: ghcr.io/gardenlinux/package-build
-      dependencies:
-        type: string
-        default: ""
 runs:
   source:
     name: source package