Fix CI: add write permission for git tagging

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: DAdjadj

.github/workflows/docker-publish.yml

@@ -4,12 +4,18 @@ on:
   push:
     branches: [ main ]
 
+permissions:
+  contents: write
+
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v5
+        with:
+          fetch-tags: true
+          fetch-depth: 0
 
       - name: Generate version
         id: version