feat: add rebase action

README.md

@@ -230,6 +230,24 @@ Set up git credentials and authenticate as MyParcelBot.
     token: ${{ secrets.GITHUB_TOKEN }}
 ```
 
+### rebase
+
+[Source](rebase/action.yml)
+
+Rebase two branches and push.
+
+- Needs a [GitHub] token in `token`.
+
+#### Example
+
+```yaml
+- uses: myparcelnl/actions/rebase@v2
+  with:
+    token: ${{ secrets.GITHUB_TOKEN }}
+    base: main
+    target: develop
+```
+
 [Codecov]: https://codecov.io
 [actions/setup-node]: https://github.com/actions/setup-node
 [build-docker-image]: #build-docker-image

rebase/action.yml

@@ -0,0 +1,30 @@
+name: 'Rebase'
+description: 'Rebase and update one branch with another.'
+
+inputs:
+  target:
+    description: 'Target branch you wish to update.'
+    required: true
+
+  base:
+    description: 'Base branch to use to rebase target.'
+    required: true
+
+runs:
+  using: composite
+  steps:
+    - uses: actions/checkout@v3
+      with:
+        token: ${{ secrets.GH_REPO_TOKEN }}
+        ref: ${{ inputs.target }}
+        fetch-depth: 0
+
+    - uses: myparcelnl/actions/setup-git-credentials@main
+
+    - name: 'Rebase and push'
+      if: inputs.target && inputs.base
+      shell: bash
+      run: |
+        git config --list
+        git rebase "origin/${{ inputs.base }}"
+        git push