chore: add lint check

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

.drone.yml

@@ -18,6 +18,17 @@ steps:
   - name: gopath
     path: /go
 
+- name: lint
+  pull: always
+  image: golang:1.12
+  commands:
+  - make lint
+  environment:
+    GO111MODULE: on
+  volumes:
+  - name: gopath
+    path: /go
+
 - name: misspell
   pull: always
   image: golang:1.12

pipeline.libsonnet

@@ -24,23 +24,23 @@
           },
         ],
       },
-      // {
+      {
-      //   name: 'lint',
+        name: 'lint',
-      //   image: 'golang:1.12',
+        image: 'golang:1.12',
-      //   pull: 'always',
+        pull: 'always',
-      //   environment: {
+        environment: {
-      //     GO111MODULE: 'on',
+          GO111MODULE: 'on',
-      //   },
+        },
-      //   commands: [
+        commands: [
-      //     'make lint',
+          'make lint',
-      //   ],
+        ],
-      //   volumes: [
+        volumes: [
-      //     {
+          {
-      //       name: 'gopath',
+            name: 'gopath',
-      //       path: '/go',
+            path: '/go',
-      //     },
+          },
-      //   ],
+        ],
-      // },
+      },
       {
         name: 'misspell',
         image: 'golang:1.12',