Naming cleanup, Tech app-build autonomy generalized platform-wide, built Community Build Diary DB, fixed and verified Google Drive Shared Drive support, verified SYNC bug fix, fixed inbox content-loss bug (K327), closed T722, updated cmd-popup.js through 5 versions -- ends with one active unresolved rendering bug flagged for next session.

Full day: D709-D711 naming; T2527 filed pending sign-off; D715 Laboratory/Library separation, T2528 filed to Tech; D716/D720 Tech app-build autonomy generalized, SOP-SYSTEM-APP-BUILDS.md broadcast to all 11; D718/T2529 Community Build Diary DB built and Server-accepted; T758 closed and independently confirmed by Server; verified Server's SYNC fix; found/fixed K327 inbox content bug, 6 messages resent; T722 closed -- ORIENT-REG.md command reconciliation, 18 commands added including TASKGATE; cmd-popup.js v5.1-v5.5 -- see ACTIVE BUG in handoff-10.md. FINAL_CLOSE.php itself returned 500 on this attempt -- flagging as a new bug, fell back to CLOSE.php.