ci: restrict permissions in gh action scripts (#6)

Author: khatastroffik

.github/workflows/npm-publish-github-packages.yml

@@ -11,6 +11,8 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    permissions:
+        contents: read
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4

.github/workflows/npm-publish.yml

@@ -11,6 +11,8 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    permissions: 
+        contents: read
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4