chore: fix CI

.github/workflows/ci.yaml

@@ -25,5 +25,6 @@ jobs:
         [
           {"bazelversion": "6.4.0"},
           {"folder": ".", "bzlmodEnabled": false},
+          {"folder": "examples", "bzlmodEnabled": false},
           {"folder": ".", "os": "windows-latest"}
         ]

BUILD.bazel

@@ -0,0 +1,7 @@
+load("@bazel_skylib//rules:build_test.bzl", "build_test")
+
+# Placeholder until there are docs tests
+build_test(
+    name = "tautology",
+    targets = ["//:BUILD.bazel"],
+)

MODULE.bazel

@@ -13,3 +13,12 @@ bazel_dep(name = "platforms", version = "0.0.10")
 
 bazel_dep(name = "aspect_bazel_lib", version = "2.8.1", dev_dependency = True)
 bazel_dep(name = "buildifier_prebuilt", version = "6.1.2", dev_dependency = True)
+
+protoc = use_extension("@toolchains_protoc//protoc:extensions.bzl", "protoc")
+protoc.toolchain(
+    name = "default_protoc",
+    version = "v27.3",
+)
+use_repo(protoc, "toolchains_protoc_hub")
+
+register_toolchains("@toolchains_protoc_hub//:all")