Agents say done. Here's what they missed.
Real catches from my own sessions, with project details removed.
The checks pass and prove nothing.
Green but empty
Zero errors means nothing crashed. It does not mean the work is right.
Green but empty
When a test passes, ask what it actually covered.
Merged isn't deployed, and deployed isn't working.
Done but not live
Done means the live version changed. Check the running commit.
One spot is fixed while the same bug lives on elsewhere.
Half fixed
A fix in one place proves nothing about the next place.
Half fixed
Fix the thing the agent reads, not the thing you wrote.
The builder says it is fine. A second model disagrees.
Graded its own work
Working for you is not the same as safe from someone else.
Graded its own work
Have a model that did not write the code try to break it.
Graded its own work
Review anything that touches secrets twice, with different models.