Add description for permissions settings (#298)

* Add permissions settings to action test

* Add permissions settings to example config

.github/workflows/test.yml

@@ -28,6 +28,9 @@ jobs:
           - "v1.37"
           - "v1.37.1"
     runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
+      pull-requests: read
     steps:
       - uses: actions/checkout@v2
       - uses: ./
@@ -44,6 +47,8 @@ jobs:
           - macos-latest
           - windows-latest
     runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
     steps:
       - uses: actions/checkout@v2
       - uses: ./

README.md

@@ -27,6 +27,10 @@ on:
       - master
       - main
   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
@@ -75,6 +79,10 @@ on:
       - master
       - main
   pull_request:
+permissions:
+  contents: read
+  # Optional: allow read access to pull request. Use with `only-new-issues` option.
+  # pull-requests: read
 jobs:
   golangci:
     strategy: