Add release action

Author: songrgg

.github/workflows/release.yml

@@ -0,0 +1,18 @@
+# This is a basic workflow to help you get started with Actions
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  release-linux-amd64:
+    name: release linux/amd64
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: wangyoucao577/[email protected]
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        goos: linux
+        goarch: amd64
+        project_path: ./cmd/llsh