run lint only on diff (#2526)

Co-authored-by: Simon Noetzlin <simon.ntz@gmail.com>

.github/workflows/lint.yml

@@ -1,26 +1,33 @@
-name: golangci-lint
+name: Lint
 on:
   push:
-    tags:
-      - v*
     branches:
       - main
+      - release/**
+      - feat/**
   pull_request:
 permissions:
   contents: read
-  # Optional: allow read access to pull request. Use with `only-new-issues` option.
-  # pull-requests: read
 jobs:
   golangci:
-    name: lint
+    name: golangci-lint
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v3.5.2
       - uses: actions/setup-go@v4
         with:
-          go-version: 1.20.x
-      - uses: actions/checkout@v3.5.2
-      - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+          go-version: "1.20"
+          check-latest: true
+      - uses: technote-space/get-diff-action@v6.1.2
+        id: git_diff
         with:
-          # Optional: version of golangci-lint to use in form of v1.2 or v1.2.3 or `latest` to use the latest version
-          version: v1.52.2
+          PATTERNS: |
+            **/*.go
+            go.mod
+            go.sum
+            **/go.mod
+            **/go.sum
+      - name: run linting
+        if: env.GIT_DIFF
+        run: |
+          make lint