ci: replace classic pat with github app token (#16)

Author: cre8ivejp

.github/workflows/release-binaries.yaml

@@ -9,6 +9,9 @@ on:
 jobs:
   release:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write # goreleaser uploads release assets
+      packages: write # push images to ghcr.io
 
     steps:
       - uses: actions/checkout@v4
@@ -22,8 +25,8 @@ jobs:
         uses: docker/login-action@0d4c9c5ea7693da7b068278f7b52bda2a190a446 # v3.2.0
         with:
           registry: ghcr.io
-          username: ${{ secrets.GHCR_USER_NAME }}
-          password: ${{ secrets.WORKFLOW_TOKEN }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@90a3faa9d0182683851fbfa97ca1a2cb983bfca3 # v6.2.1

.github/workflows/release.yml

@@ -11,6 +11,13 @@ jobs:
     name: Release Please
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3.2.0
+        id: app-token
+        with:
+          client-id: ${{ secrets.RELEASE_BOT_APP_ID }}
+          private-key: ${{ secrets.RELEASE_BOT_PRIVATE_KEY }}
+          permission-contents: write
+          permission-pull-requests: write
       - uses: googleapis/release-please-action@5792afc6b46e9bb55deda9eda973a18c226bc3fc # v4.1.5
         with:
-          token: ${{ secrets.WORKFLOW_TOKEN }} # We need to set the PAT so the publish workflow can be triggered
+          token: ${{ steps.app-token.outputs.token }} # App token so the tag/release created by release-please can trigger other workflows