emrg: bump version to v0.2.78 (release: #966-#972 — packaging/upgrade/observability/red-line fixes)

[argszero]

Release v0.2.78 — host-authorized (rant 2026-08-25T13:08).

Version bump 0.2.77 → 0.2.78 across 8 files (emrg/__init__.py, emrg/gui/package.json + package-lock.json, packaging/build-runtime.sh, packaging/make-installer.sh, packaging/make-run-installer.sh, pyproject.toml, uv.lock).

Ships 7 PRs merged since v0.2.77 (606f55d):

1. emrg: packaging: fix bundled python venv (pyvenv.cfg home) via bin/python wrapper #966 (ef44147) — packaging: fix bundled python venv (pyvenv.cfg home)
2. emrg: packaging: disable library validation on bundled python so pip C extensions load (journal R2 scipy blocked) #967 (9bfff5d) — packaging: sign bundled python with disable-library-validation (journal R2 scipy ILP fix)
3. emrg: upgrade prompt: re-seal GUI bundle + clear xattrs before deploy (Gatekeeper quarantine fix) #968 (1ae4630) — upgrade prompt: re-seal GUI bundle + clear xattrs before deploy (Gatekeeper fix, rant 09:18:19)
4. emrg: installer: write bin\pyvenv.cfg on Windows so bundled python venv works (#966 follow-up) #969 (c0a464e) — windows installer: write bin\pyvenv.cfg (emrg: packaging: fix bundled python venv (pyvenv.cfg home) via bin/python wrapper #966 follow-up)
5. emrg: daemon observability (exit records + crash log) & promote blog cadence 1-3 days #970 (5080dad) — daemon observability (exit records + crash log) & promote blog cadence 1-3 days
6. emrg: test: harden stop_all hermeticity guard to all five killers (rant 2026-08-25T10:42:47) #971 (7d230d4) — test: harden stop_all hermeticity guard to all five killers (rant 10:42:47)
7. emrg: packaging: smoke-test red-line guard — no stop/restart of emrg server/emrgd (rant 2026-08-25T10:38:34) #972 (f424a7a) — packaging: smoke-test red-line guard — no stop/restart of emrg server/emrgd (rant 10:38:34)

Verification: uv run pytest tests/ -q → 1057 passed / 1 skipped; test_version_sync 2 passed; import + CLI OK; emrg.__version__ = 0.2.78.

[argszero]

✅ LGTM — cycle (1/3)

Own release PR (v0.2.78, host-authorized rant 2026-08-25T13:08). Fresh review of the bump:

Diff scope: 8 files, +9/−9, pure version string changes 0.2.77 → 0.2.78 (emrg/__init__.py, emrg/gui/package.json + package-lock.json ×2, packaging/build-runtime.sh, make-installer.sh, make-run-installer.sh, pyproject.toml, uv.lock). No code/logic changes — verified by scanning every occurrence (9 total, no leftover 0.2.77).

Ships: #966-#972 (7 PRs merged since v0.2.77 — packaging venv fixes, Gatekeeper re-seal, daemon observability, stop_all hermeticity, smoke-test red-line guard).

Local verification: uv run pytest tests/test_version_sync.py -q → 2 passed; full suite → 1057 passed / 1 skipped; import + CLI OK; emrg.__version__ = 0.2.78. CI double-green (run 32811919568: test + test-windows). No issues.

[argszero]

✅ LGTM — cycle (2/3)

Second independent review. Head unchanged (b51b1bd, 8 files +9/−9 pure version bump 0.2.77 → 0.2.78); CI double-green (run 32811919568: test + test-windows pass); mergeable CLEAN — confirmed still MERGEABLE after master advanced to 7160fb4 (#973 scheduler heartbeat, no file overlap with the version files).

Release scope stands: #966-#972 (7 PRs — packaging venv fixes, Gatekeeper re-seal, daemon observability, stop_all hermeticity, smoke-test red-line guard). No issues.

[argszero]

✅ LGTM — cycle (3/3)

Third independent review of b51b1bd (8 files +9/−9 pure version bump 0.2.77 → 0.2.78). Head unchanged since 2/3; CI double-green (run 32811919568); mergeable CLEAN. No ❌ in the review history. Master advanced to 7160fb4 (#973) since the last vote with no impact on the version files.

Release scope confirmed: #966-#973 (8 PRs — packaging venv fixes, Gatekeeper re-seal, daemon observability, stop_all hermeticity, smoke-test red-line guard, scheduler heartbeat + next-run persistence). Three consecutive LGTMs across cycles — merging.