Add .drone.yml for CI/CD

.drone.yml

@@ -0,0 +1,44 @@
+kind: pipeline
+type: docker
+
+name: build-and-push
+
+trigger:
+  event:
+    - push
+
+steps:
+  - name: restore-cache
+    restore_cache:
+      keys:
+        - maven-{{ .Environment.DRONE_REPO_NAME }}-{{ checksum "pom.xml" }}
+        - maven-{{ .Environment.DRONE_REPO_NAME }}-
+
+  - name: build
+    image: maven:3.9-eclipse-temurin-17
+    commands:
+      - mvn clean package -DskipTests
+    cache_from:
+      - maven-{{ .Environment.DRONE_REPO_NAME }}-{{ checksum "pom.xml" }}
+
+  - name: build-image
+    image: plugins/docker
+    settings:
+      repo: ccr.ccs.tencentyun.com/todo-{{ if eq .Branch "master" }}prod{{ else }}test{{ end }}/todo-backend
+      tags:
+        - {{ .Commit SHA }}
+        - {{ if eq .Branch "master" }}v1.0.0{{ else }}latest{{ end }}
+      username:
+        from_secret: registry_username
+      password:
+        from_secret: registry_password
+    when:
+      branch:
+        - master
+        - dev
+
+  - name: rebuild-cache
+    rebuild_cache:
+      keys:
+        - maven-{{ .Environment.DRONE_REPO_NAME }}-{{ checksum "pom.xml" }}
+        - maven-{{ .Environment.DRONE_REPO_NAME }}-