Publish package on crates.io with oidc authentication

Signed-off-by: Gaëtan Lehmann <[email protected]>

Author: glehmann

.github/workflows/release.yml

@@ -9,6 +9,21 @@ on:
 permissions: {}
 
 jobs:
+  publish:
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      id-token: write  # Required for OIDC token exchange
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          persist-credentials: false
+      - uses: rust-lang/crates-io-auth-action@e919bc7605cde86df457cf5b93c5e103838bd879
+        id: auth
+      - run: cargo publish
+        env:
+          CARGO_REGISTRY_TOKEN: ${{ steps.auth.outputs.token }}
+
   # The create-release job runs purely to initialize the GitHub release itself,
   # and names the release after the `x.y.z` tag that was pushed. It's separate
   # from building the release so that we only create the release once.