Revert "feat(lvl5): P1 — 5-rung ladder (L5=abra recipe lint) + de-capped level semantics"

This reverts commit e219a7891d.

tests/unit/test_dashboard.py

@@ -28,6 +28,7 @@ def _row(**kw):
         "ref": "db9a9502",
         "version": "db9a95024e9d",
         "level": 4,
+        "level_cap_reason": "",
         "has_screenshot": True,
         "flags": {"clean_teardown": True, "no_secret_leak": True},
         "finished": 0,
@@ -39,7 +40,7 @@ def _row(**kw):
 
 def test_level_color_ramp_and_fallback():
     assert dashboard.level_color(0) == "#e5534b"
-    assert dashboard.level_color(5) == "#3fb950"  # full 5-rung climb (phase lvl5)
+    assert dashboard.level_color(6) == "#3fb950"
     assert dashboard.level_color(4) == "#a0b93f"
     assert dashboard.level_color(99) == "#8b949e"
     assert dashboard.level_color(None) == "#8b949e"
@@ -60,12 +61,20 @@ def test_overview_grid_mirrors_results():
 def test_overview_never_greener_than_data():
     # A failed run at level 0 must show level 0 + the failure pill — never a green/high level.
     out = dashboard.render_overview(
-        [_row(status="failure", level=0, has_screenshot=False, flags={})]
+        [
+            _row(
+                status="failure",
+                level=0,
+                has_screenshot=False,
+                flags={},
+                level_cap_reason="L1 install FAILED",
+            )
+        ]
     )
     assert "level 0" in out
     assert dashboard.level_color(0) in out  # red
     assert dashboard._COLORS["failure"] in out
-    assert "level 4" not in out and "level 5" not in out
+    assert "level 4" not in out and "level 5" not in out and "level 6" not in out
     assert "no screenshot" in out  # placeholder, no broken image
 
 
@@ -95,6 +104,7 @@ def test_build_row_projects_results(monkeypatch):
         lambda n: {
             "version": "1.2.3",
             "level": 2,
+            "level_cap_reason": "cap",
             "screenshot": "screenshot.png",
             "flags": {"clean_teardown": True},
         },
@@ -113,38 +123,6 @@ def test_build_row_projects_results(monkeypatch):
     assert r["url"].endswith("/cc-ci/7")
 
 
-def test_build_row_old_schema1_artifact_renders(monkeypatch):
-    # History compatibility (phase lvl5): pre-lvl5 results.json still carries cap fields and a
-    # 4-rung ladder — it must project + render without KeyError, level shown VERBATIM (no
-    # retroactive relabeling), and the old cap text simply isn't resurfaced anywhere.
-    monkeypatch.setattr(
-        dashboard,
-        "_results_for",
-        lambda n: {
-            "schema": 1,
-            "version": "0.9.1",
-            "level": 2,
-            "level_cap_reason": "L3 backup/restore (data integrity) N/A",
-            "level_cap_rung": "backup_restore",
-            "screenshot": "screenshot.png",
-            "flags": {"clean_teardown": True, "no_secret_leak": True},
-        },
-    )
-    b = {
-        "number": 11,
-        "status": "success",
-        "event": "custom",
-        "params": {"RECIPE": "legacy", "REF": "abc123"},
-        "finished": 5,
-    }
-    r = dashboard._build_row(b)
-    out = dashboard.render_overview([r])
-    assert "level 2" in out and dashboard.level_color(2) in out
-    assert "N/A" not in out and "capped" not in out  # cap language gone from the surface
-    hist = dashboard.render_history("legacy", [r])
-    assert "L2" in hist
-
-
 def test_build_row_degrades_without_results(monkeypatch):
     # No results.json (e.g. an old run): grid still renders from Drone fields, level absent.
     monkeypatch.setattr(dashboard, "_results_for", lambda n: {})