ci: specify permissions

yoshinorin · yoshinorin · commit 935cc7f1d59d · 2026-01-16T20:09:12.000+09:00
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -5,6 +5,8 @@ on: [push, pull_request]
 jobs:
   tests:
     runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read
     strategy:
       matrix:
         os: [ubuntu-latest]
