Modern CI pipelines often include database tests that pass despite broken connections due to mocked services or configuration errors.
A lightweight CLI tool could intercept test suites to verify actual connectivity by injecting fail conditions and tracking real responses.
SaaS teams with critical data pipelines would pay for this as part of their deployment checklist to prevent production outages.
MVP could be a single-node.js script that wraps popular ORMs with validation hooks.
Biggest risk is overlap with existing monitoring tools that catch these failures too late.