check table of contents in circleci

.circleci/config.yml

@@ -103,6 +103,14 @@ jobs:
           command: make citest
       - store_test_results:
           path: test_libs/pyspec/test-reports
+  table_of_contents:
+    docker:
+      - image: circleci/node:10.16.3
+    working_directory: ~/specs-repo
+    steps:
+      - run:
+          name: Check table of contents
+          command: npm install -g doctoc && make check_toc
   lint:
     docker:
       - image: circleci/python:3.6
@@ -148,6 +156,7 @@ workflows:
       - test:
           requires:
             - install_pyspec_test
+      - table_of_contents
       - lint:
           requires:
             - test