#1 Bugfixes + USM

Aberta
Tilo15 desexa fusionar 3 achegas de Tilo15/web-stack en Tilo15/master

3 Achegas

Autor SHA1 Mensaxe Data
  clanker 6d4c551766 fix: file-backed databases share one process-wide connection — per-scope connections were never reliably finalised (request object graphs retain their scoped instances), leaking a db+wal fd pair per request until FD exhaustion silently killed the listener and timers; a single serialized connection (WAL + busy timeout) is SQLite's recommended single-process pattern hai 1 mes
  clanker 0680db19e7 Declare gcc build dep in MANIFEST hai 1 mes
  clanker be41a0d380 Add USM packaging: MANIFEST.usm, usm-scripts, .usmignore hai 1 mes