add a github actions config (#985)

* add a github actions config

* fix(log): Don't create a log dir when testing

* remove a meaningless test case

* Thanks for everything, Mr, Travys.

* add golangci

* add goreleaser.yml

* add tidy.yml

* add golang-ci

* fix many lint warnings

.golangci.yml

@@ -0,0 +1,15 @@
+linters-settings:
+  errcheck:
+    #exclude: /path/to/file.txt
+
+linters:
+  disable-all: true
+  enable:
+    - goimports
+    - golint
+    - govet
+    - misspell
+    - errcheck
+    - staticcheck
+    - prealloc
+    - ineffassign