add mergify.yml

Signed-off-by: andy.lee <andy.lee@suse.com>

.github/mergify.yml

@@ -0,0 +1,19 @@
+pull_request_rules:
+- name: Automatically open backport PR to release-harvester-v1.5
+  conditions:
+    - base=master
+  actions:
+    backport:
+      branches:
+        - "release-harvester-v1.5"
+      assignees:
+        - "{{ author }}"
+      labels:
+        - "v1.5 backport PR"
+
+- name: Ask to resolve conflict
+  conditions:
+    - conflict
+  actions:
+    comment:
+      message: This pull request is now in conflict. Could you fix it @{{author}}? 🙏

.github/workflows/build-and-upload-release.yaml

@@ -0,0 +1,21 @@
+name: Build Dashboard (Release)
+on:
+  push:
+    tags:
+      - v[1-9].*
+
+jobs:
+  build-validation:
+    name: Build Test
+    uses: ./.github/workflows/test.yaml
+  build:
+    name: Build and Upload Package
+    uses: ./.github/workflows/build-and-upload.yaml
+    needs:
+      - build-validation
+    permissions:
+      contents: read
+      packages: write
+      id-token: write
+    with:
+      CI_BUILD_TAG: ${{github.ref_name}}