.forgejo: make tarball generation manual

.forgejo/workflows/generate-tarball.yml

@@ -1,7 +1,10 @@
 on:
-  push:
-    branches:
-      - 'refs/tags/*'
+  workflow_dispatch:
+    inputs:
+      ref_name:
+        description: 'Tag or commit'
+        required: true
+        type: string
 
 jobs:
   build-tarball:
@@ -17,15 +20,15 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 500
-          ref: ${{ github.ref_name }}
+          ref: ${{ inputs.ref_name }}
       - name: Package build
         run: |
-          echo "building tarball for ${{ githug.ref_name }}"
-          git-archive-all --force-submodules $CI_PROJECT_NAME-${{ github.ref_name }}.tar.gz
+          echo "building tarball for ${{ inputs.ref_name }}"
+          git-archive-all --force-submodules $CI_PROJECT_NAME-${{ inputs.ref_name }}.tar.gz
           echo "Generating sha512sum"
-          sha512sum $CI_PROJECT_NAME-${{ github.ref_name }}.tar.gz > $CI_PROJECT_NAME-${{ github.ref_name }}.tar.gz.sha512sum
+          sha512sum $CI_PROJECT_NAME-${{ inputs.ref_name }}.tar.gz > $CI_PROJECT_NAME-${{ inputs.ref_name }}.tar.gz.sha512sum
       - name: Package upload
         uses: forgejo/upload-artifact@v3
         with:
           name: tarball
-          path: $CI_PROJECT_NAME-${{ github.ref_name }}.*
+          path: $CI_PROJECT_NAME-${{ inputs.ref_name }}.*