Write .env from Gitea secrets in deploy workflow

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitea/workflows/deploy.yml

@@ -17,6 +17,14 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Write .env
+        run: |
+          cat > .env << EOF
+          OUTLINE_URL=http://172.29.0.7:3000
+          OUTLINE_TOKEN=${{ secrets.OUTLINE_TOKEN }}
+          TS_AUTHKEY=${{ secrets.TS_AUTHKEY }}
+          EOF
+
       - name: Deploy with docker compose
         run: |
           echo "=== Deploying commit ${{ gitea.sha }} to ${{ gitea.ref_name }} ==="