chore: rewrite the existing mechanism

.github/workflows/main.yml

@@ -0,0 +1,33 @@
+name: Contentful Migration Example
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, closed]
+    branches:
+      - "**"
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    name: Contentful Migration Example
+    steps:
+    - name: Check out code into the directory
+      uses: actions/checkout@v1
+
+    - name: Contentful Migration
+      id: migrate
+      uses: ./
+      with:
+        delete_after_merge: true
+      env: # Set the secret as an input
+        SPACE_ID: ${{ secrets.SPACE_ID }}
+        MANAGEMENT_API_KEY: ${{ secrets.MANAGEMENT_API_KEY }}
+
+    - name: Create commit comment
+      uses: peter-evans/commit-comment@v1
+      with:
+        body: |
+          See changes to the [${{steps.migrate.outputs.environment_name }} ][1] Environment on Contentful.
+
+          [1]: ${{steps.migrate.outputs.environment_url}}

.gitignore

@@ -64,3 +64,6 @@ typings/
 
 # next.js build output
 .next
+
+# IDE
+.idea

action.yml

@@ -1,5 +1,8 @@
 name: 'Contentful Migrations Action'
 description: 'Run a Migration against your Contentful space'
+inputs:
+  delete_after_merge:
+    description: 'Should the head branch be deleted after it was merged? (true|false)'
 outputs:
   environment_url:
     description: 'Contentful environment URL'

dist/index.d.ts

@@ -0,0 +1,5 @@
+import { Environment } from "contentful-management/dist/typings/entities/environment";
+export interface EnvironmentProps {
+    environmentId: string;
+    environment: Environment;
+}