ci: add license checker github action

Signed-off-by: Christopher Meis <[email protected]>

.github/workflows/go.yml

@@ -81,3 +81,10 @@ jobs:
 
     - name: Run Tests
       run: go test -v ./...
+
+  check-license-lines:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Check License Lines
+      uses: kt3k/[email protected]

.licenserc.json

@@ -0,0 +1,12 @@
+{
+    "**/*.go": [
+        "// Copyright 2024 Blindspot Software",
+        "// Use of this source code is governed by a BSD-style",
+        "// license that can be found in the LICENSE file."
+        ],
+
+    "ignore": [
+        "protobuf/gen/",
+        "vendor/"
+    ]
+}