fix: token usage

Author: jef

README.md

@@ -51,7 +51,7 @@ jobs:
 
 ### `token`
 
-**Optional** Access token to the repository. Uses `${{ github.token }}` by default.
+**Optional** Access token to the repository. If not set, the action will use the default GitHub Actions token at runtime.
 
 ### `subject_pattern`
 

action.yaml

@@ -14,8 +14,7 @@ inputs:
     default: "true"
   token:
     required: false
-    description: Access token to the repository. Uses `${{ github.token }}` by default.
-    default: ${{ github.token }}
+    description: Access token to the repository. If not set, the action will use the default GitHub Actions token at runtime.
   subject_pattern:
     required: false
     description: A regex pattern to validate the subject of the commit message.

src/github.ts

@@ -8,7 +8,7 @@ let once = false;
 
 function getClient(): InstanceType<typeof GitHub> {
   if (once) return octokit;
-  const token = getInput("token");
+  const token = getInput("token") || process.env["GITHUB_TOKEN"] || "";
   setSecret(token);
 
   octokit = getOctokit(token);