Improve Sempahore CI

.semaphore/semaphore.yml

@@ -1,21 +1,38 @@
-version: v1.0
-name: Go
-agent:
-  machine:
-    type: e1-standard-2
-    os_image: ubuntu2004
-blocks:
-  - name: Test
-    task:
-      jobs:
-        - name: go test
-          commands:
-            - sem-version go 1.17
-            - export GO111MODULE=on
-            - export GOPATH=~/go
-            - 'export PATH=/home/semaphore/go/bin:$PATH'
-            - checkout
-            - go version
-            - go get ./...
-            - go test ./...
-            - go build -v .
+version: v1.0
+name: Go
+agent:
+  machine:
+    type: e1-standard-2
+    os_image: ubuntu2004
+blocks:
+  - name: Style Check
+    task:
+      jobs:
+        - name: fmt
+          commands:
+            - sem-version go 1.17
+            - checkout
+            # Recommended way to install golang-ci
+            # https://golangci-lint.run/usage/install/#other-ci.
+            - curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.42.1
+            - export PATH=$(go env GOPATH)/bin:$PATH
+            - golangci-lint run ./...
+
+  - name: Test & Build
+    task:
+      prologue:
+        commands:
+          - sem-version go 1.17
+          - export PATH=$(go env GOPATH)/bin:$PATH
+          - checkout
+          - go version
+
+      jobs:
+        - name: Test
+          commands:
+            - go test ./...
+
+      jobs:
+        - name: Build
+          commands:
+            - go build -v .

relay/relay.go

@@ -24,7 +24,7 @@ func UnmarshalKind(id graphql.ID) string {
 	if err != nil {
 		return ""
 	}
-	i := strings.IndexByte(string(s), ':')
+	i := strings.IndexByte(string(s),  ':')
 	if i == -1 {
 		return ""
 	}