use permissions.packages.write

Author: hobu

.github/workflows/build.yml

@@ -16,6 +16,8 @@ jobs:
   containers:
     needs: config
     runs-on: ubuntu-latest
+    permissions:
+      packages: write
     strategy:
       fail-fast: true
       matrix: ${{fromJson(needs.config.outputs.matrix)}}
@@ -43,7 +45,7 @@ jobs:
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
-          password: ${{ secrets.GHCR_TOKEN }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       - name: Prepare
         id: prep
         run: |