GitHub Workflows security hardening

dtolnay · dtolnay · commit 7d1c3d6492cc · 2022-09-02T15:09:33.000-07:00
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -5,6 +5,9 @@ on:
   pull_request:
   schedule: [cron: "40 1 * * *"]
 
+permissions:
+  contents: read
+
 jobs:
   test:
     name: Rust ${{matrix.rust}}
