fix: bazel setup

Author: erikburt

.github/workflows/bazel.yaml

@@ -16,8 +16,8 @@ env:
 
 jobs:
   test:
-    # runs-on: runs-on=${{ github.run_id }}/cpu=4/ram=16/family=m6idn/spot=false/image=ubuntu24-full-x64/extras=s3-cache
-    runs-on: ubuntu-latest
+    runs-on: runs-on=${{ github.run_id }}/cpu=4/ram=16/family=m6idn/spot=false/image=ubuntu24-full-x64/extras=s3-cache
+    # runs-on: ubuntu-latest
     steps:
       - name: Enable S3 Cache for Self-Hosted Runners
         # these env vars are set (and exposed) when it is a self-hosted runner with extras=s3-cache
@@ -30,18 +30,18 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
 
-      - name: Check bazel
+      - name: Try to install bazel
+        # install for self-hosted runners only, as github-hosted already have bazel installed
+        if: ${{ env.RUNS_ON_INSTANCE_ID != '' }}
         run: |
-          ls -la /usr/local/bin/
-          echo "path: $PATH"
-          which bazel || echo "which bazel failed"
-          whereis bazel || echo "whereis bazel failed"
-          bazel version || echo "bazel version failed"
+          npm install -g @bazel/bazelisk
+          whereis bazelisk || echo "bazelisk not found in PATH"
+          which bazelisk || echo "bazelisk not found in PATH"
 
-      # - uses: bazel-contrib/setup-bazel@4fd964a13a440a8aeb0be47350db2fc640f19ca8 # 0.15.0
-      #   with:
-      #     # Avoid downloading Bazel every time.
-      #     bazelisk-cache: true
+          sudo ln -s /usr/local/lib/node_modules/@bazel/bazelisk/bazelisk.js /usr/local/bin/bazelisk
+          sudo ln -s /usr/local/lib/node_modules/@bazel/bazelisk/bazelisk.js /usr/local/bin/bazel
+
+          bazel version
 
       - name: Cache Bazel
         uses: actions/cache@v4