diff --git a/.gitea/workflows/seed.yml b/.gitea/workflows/seed.yml
new file mode 100644
index 0000000..337da5e
--- /dev/null
+++ b/.gitea/workflows/seed.yml
@@ -0,0 +1,46 @@
+name: Seed DB
+
+on:
+  workflow_dispatch:
+    inputs:
+      shops:
+        description: '要写入的门店（逗号分隔，如 S001,S002,S003）'
+        required: true
+        default: 'S001,S002,S003'
+
+jobs:
+  seed:
+    runs-on: mac
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup SSH
+        run: |
+          mkdir -p ~/.ssh
+          printf '%s' "${{ secrets.EC2_SSH_KEY }}" > ~/.ssh/ec2_deploy.pem
+          chmod 600 ~/.ssh/ec2_deploy.pem
+          ssh-keyscan -H ${{ secrets.EC2_HOST }} >> ~/.ssh/known_hosts
+
+      - name: Seed databases
+        env:
+          EC2_HOST: ${{ secrets.EC2_HOST }}
+          EC2_USER: ${{ secrets.EC2_USER }}
+          DB_PASSWORD: ${{ secrets.DB_PASSWORD }}
+          SHOPS: ${{ github.event.inputs.shops }}
+        run: |
+          for SHOP in $(echo "$SHOPS" | tr ',' ' '); do
+            FILE="backend/seeds/${SHOP}.sql"
+            if [ ! -f "$FILE" ]; then
+              echo "⚠️  $FILE not found, skipping"
+              continue
+            fi
+            echo "→ Seeding $SHOP ..."
+            ssh -i ~/.ssh/ec2_deploy.pem ${EC2_USER}@${EC2_HOST} \
+              "docker exec -i jiu_mysql mysql -uroot -p${DB_PASSWORD} jiu_db" \
+              < "$FILE"
+            echo "✓ $SHOP done"
+          done
+
+      - name: Cleanup SSH key
+        if: always()
+        run: rm -f ~/.ssh/ec2_deploy.pem