wip: local BUG-139/BUG-140 fixes before syncing origin/main

- pre_work_check.py: prefer repo .venv Python >=3.11, strict JYOTISH_PRE_WORK_PYTHON override, fail closed
- tests/test_pre_work_check.py: regression coverage for venv preference / system 3.9 / strict override
- globals.css: transient :active pressed feedback for entrypoint cards, hover only under (hover: hover)
- consultation-entrypoint.test.ts: sticky-hover regression test
- BUG_HISTORY.md: BUG-139 / BUG-140 records
- pre_work_error_ledger.md: ERR-078 resolved entry

tests/test_pre_work_check.py

@@ -1,12 +1,17 @@
 from __future__ import annotations
 
+from pathlib import Path
+
 from scripts.pre_work_check import (
     DEFAULT_COMMAND_TIMEOUT_SECONDS,
     DEFAULT_FRAGMENT_TIMEOUT_SECONDS,
     EXTERNAL_ENGINE_DIAGNOSTIC_TARGET,
     FOCUSED_TEST_TARGETS,
     PRE_WORK_DOCS,
+    PYTHON_OVERRIDE_ENV,
     classify_status,
+    python_candidates,
+    select_python,
 )
 
 
@@ -14,6 +19,55 @@ def test_classify_status_keeps_remote_blocked_distinct_from_failure() -> None:
     assert classify_status(True, True, True, "verified") == "pass"
     assert classify_status(True, True, True, "blocked") == "pass_with_remote_blocked"
     assert classify_status(True, True, False, "verified") == "fail"
+    assert classify_status(True, True, True, "verified", python_ok=False) == "fail"
+
+
+def test_pre_work_check_prefers_project_venv_over_launching_python(tmp_path: Path) -> None:
+    candidates = python_candidates(root=tmp_path, environ={}, current_executable="/usr/bin/python3")
+
+    assert candidates[0] == str(tmp_path / ".venv" / "bin" / "python")
+    assert candidates[1] == str(tmp_path / ".venv" / "Scripts" / "python.exe")
+    assert candidates[2] == "/usr/bin/python3"
+
+
+def test_pre_work_check_python_override_is_strict() -> None:
+    candidates = python_candidates(
+        environ={PYTHON_OVERRIDE_ENV: "/opt/project-python"},
+        current_executable="/usr/bin/python3",
+    )
+
+    assert candidates == ["/opt/project-python"]
+
+
+def test_pre_work_check_skips_incompatible_launcher_and_selects_venv() -> None:
+    results = {
+        "/usr/bin/python3": {
+            "candidate": "/usr/bin/python3",
+            "ok": False,
+            "version": "3.9.6",
+            "pytest_available": False,
+            "error": "Python 3.9 is below required 3.11; pytest is not installed",
+        },
+        ".venv/bin/python": {
+            "candidate": ".venv/bin/python",
+            "ok": True,
+            "version": "3.11.15",
+            "pytest_available": True,
+            "error": "",
+        },
+    }
+
+    selected = select_python(
+        ["/usr/bin/python3", ".venv/bin/python"],
+        probe=lambda candidate: results[candidate],
+    )
+
+    assert selected["ok"] is True
+    assert selected["executable"] == ".venv/bin/python"
+    assert [attempt["candidate"] for attempt in selected["attempts"]] == [
+        "/usr/bin/python3",
+        ".venv/bin/python",
+    ]
 
 
 def test_pre_work_check_runs_governance_test_set() -> None: