add golang check

golang/scripts/format

+#!/usr/bin/env bash
+
+goimports="goimports"
+
+find_files() {
+  find . -not \( \
+      \( \
+        -wholename './output' \
+        -o -wholename './_output' \
+        -o -wholename './_gopath' \
+        -o -wholename './release' \
+        -o -wholename './target' \
+        -o -wholename '*/third_party/*' \
+        -o -wholename '*/vendor/*' \
+      \) -prune \
+    \) -name '*.go'
+}
+
+diff=$(find_files | xargs ${goimports} -d -e 2>&1)
+if [[ -n "${diff}" ]]; then
+  echo "${diff}"
+  exit 1
+fi

golang/verify.sh

+#!/usr/bin/env bash
+
+go get golang.org/x/crypto/ssh
+go get golang.org/x/tools/cmd/goimports
+
+go vet ./...
+./script/format