Only build tests with bazel test --config=unit

build/root/.bazelrc

@@ -17,6 +17,8 @@ build --sandbox_fake_username
 # Enable go race detection.
 build:unit --features=race
 test:unit --features=race
+
+test:unit --build_tests_only
 test:unit --test_tag_filters=-e2e,-integration
 test:unit --flaky_test_attempts=3
 

build/root/Makefile

@@ -568,13 +568,11 @@ bazel-test:
 	@echo "$$BAZEL_TEST_HELP_INFO"
 else
 # //hack:verify-all is a manual target.
-# We don't want to build any of the release artifacts when running tests.
 # Some things in vendor don't build due to empty target lists for cross-platform rules.
 bazel-test:
 	bazel test --config=unit -- \
 	  //... \
 	  //hack:verify-all \
-	  -//build/... \
 	  -//vendor/...
 endif