graph optimizer options are now specified via
    `GraphOptions.OptimizerOptions`.
*   `ASSERT_OK` / `EXPECT_OK` macros conflicted with external projects, so they
    were renamed `TF_ASSERT_OK`, `TF_EXPECT_OK`. The existing macros are
    currently maintained for short-term compatibility but will be removed.

                      - tcpSocket
                    - required:
                      - exec
                - required:
                  - httpGet
                - required:
                  - tcpSocket
                - required:
                  - exec
                properties:
                  exec:
                    description: Health is determined by how the command that is executed

                      - tcpSocket
                    - required:
                      - exec
                - required:
                  - httpGet
                - required:
                  - tcpSocket
                - required:
                  - exec
                properties:
                  exec:
                    description: Health is determined by how the command that is executed