Add Bazel CI configuration
diff --git a/.bazelci/presubmit.yml b/.bazelci/presubmit.yml
new file mode 100644
index 0000000..6f16d3a
--- /dev/null
+++ b/.bazelci/presubmit.yml
@@ -0,0 +1,11 @@
+---
+platforms:
+  ubuntu1404:
+    test_targets:
+    - "//:all_tests"
+  ubuntu1604:
+    test_targets:
+    - "//:all_tests"
+  macos:
+    test_targets:
+    - "//:all_tests"