Add Gitea Actions deploy workflow

.gitea/workflows/deploy.yml

@@ -0,0 +1,59 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: host
+
+    steps:
+      - name: Show context
+        shell: bash
+        run: |
+          set -euxo pipefail
+          whoami
+          hostname
+          pwd
+
+      - name: Prepare clean deploy checkout
+        shell: bash
+        run: |
+          set -euxo pipefail
+          DEPLOY_DIR="/home/adminko/ticket-system-deploy"
+          REPO_URL="gitea-internal:openit/ticket-system.git"
+
+          if [ ! -d "${DEPLOY_DIR}/.git" ]; then
+            rm -rf "${DEPLOY_DIR}"
+            git clone "${REPO_URL}" "${DEPLOY_DIR}"
+          fi
+
+          git -C "${DEPLOY_DIR}" remote set-url origin "${REPO_URL}"
+          git -C "${DEPLOY_DIR}" fetch --prune origin
+          git -C "${DEPLOY_DIR}" reset --hard origin/main
+
+      - name: Link runtime files
+        shell: bash
+        run: |
+          set -euxo pipefail
+          DEPLOY_DIR="/home/adminko/ticket-system-deploy"
+
+          ln -sfn /home/adminko/ticket-system/data "${DEPLOY_DIR}/data"
+          ln -sfn /home/adminko/ticket-system/infra/.env "${DEPLOY_DIR}/infra/.env"
+
+      - name: Rebuild and restart
+        shell: bash
+        run: |
+          set -euxo pipefail
+          cd /home/adminko/ticket-system-deploy/infra
+          docker compose up -d --build
+
+      - name: Show services
+        shell: bash
+        run: |
+          set -euxo pipefail
+          cd /home/adminko/ticket-system-deploy/infra
+          docker compose ps