chore: remove github obsolete prod deploy workflow

.github/workflows/prod_deploy.yaml

@@ -1,41 +0,0 @@
-## BINARY MODE, USE WITH THE GITHUB RUNNER BINARY INSTALLED ON THE SERVER
-
-name: Deploy to Server
-run-name: Deploying onto server on ${{ github.ref }}
-on:
-  push:
-    branches:
-      - main
-      - ci/actions
-jobs:
-  deploy:
-    runs-on: [prod, self-hosted]
-    steps:
-      - name: Fetch and Diff Analysis
-        id: diff
-        run: |
-          cd ${{ secrets.PROD_DIR }}
-          git fetch origin main
-          CHANGES=$(git diff --name-only HEAD origin/main | cut -d/ -f1 | sort -u | tr '\n' ' ')
-          echo "dirs=$CHANGES" >> $GITHUB_OUTPUT
-          echo "Changed dirs: $CHANGES"
-
-      - name: Sync Server Files
-        run: |
-          cd ${{ secrets.PROD_DIR }}
-          git reset --hard origin/main
-          echo "Server files synced with origin/main"
-
-      - name: Deploy Services
-        run: |
-          cd ${{ secrets.PROD_DIR }}
-          for dir in ${{ steps.diff.outputs.dirs }}; do
-            if [ -d "$dir" ] && ([ -f "$dir/compose.yaml" ] || [ -f "$dir/docker-compose.yaml" ]); then
-              echo ">>> Deploying $dir"
-              cd "$dir"
-              DOCKER_BUILDKIT=1 BUILDKIT_PROGRESS=plain docker compose up -d --build --no-color
-              cd ..
-            else
-              echo ">>> Skipping $dir: no compose file found"
-            fi
-          done