add ci file

.drone.yml

@@ -4,6 +4,28 @@ name: build_release
 steps:
   - name: test and build
     image: golang
+    volumes:
+      - name: deps
+        path: /build
     commands:
-      - go test
-      - go build
+      - go test ./...
+      - go build -o /build/ddns-client -ldflags "-w -s" .
+      - cp config.default.yml /build/config.yml
+
+  - name: gitea release
+    image: plugins/gitea-release
+    volumes:
+      - name: deps
+        path: /build
+    settings:
+      api_key: 
+        from_secret: gitea_release_key
+      base_url: 'https://git.trj.tw'
+      files: /build/*
+    when:
+      branch:
+        - master
+
+volumes:
+  - name: deps
+    temp: {}