Harden notifications per review: opt-in loopback-only dev mail with gfd harness API, never-throw helpers, idempotent delivery, retry-safe CI fixed detection, safe digests, unbudgeted security notices

taigrrcommitted parent 3d572b790e9e27bafd5c153a6ea10de260b2a2a2c054fc4Browse files
23 files changed+294−131

Rendering diff…