feat: build-gate fix + EI certification restoration + fury capacity fix

libs/gw2_analytics/src/gw2_analytics/buff_state.py

@@ -91,7 +91,7 @@
     "stability": 25,
     "regeneration": 5,
     "stealth": 9,
-    "fury": 9,
+    "fury": 15,
     "quickness": 9,
     "alacrity": 9,
     "protection": 9,

libs/gw2_evtc_parser/src/gw2_evtc_parser/parser.py

@@ -728,19 +728,27 @@ def parse_events(source: BinaryIO | bytes) -> Iterator[Event]:  # noqa: PLR0912,
                 # overstacked, carrying the wasted duration in
                 # overstack_value with value == 0, and it does not change
                 # the target's buff state.
-                if is_statechange in _BUFF_STATECHANGES_2026_05:
-                    is_statechange = 0
-                elif is_statechange == _CAST_START_STATECHANGE_2026_05:
-                    # Cast start. The old channel signalled this with
-                    # is_activation = NORMAL (or QUICKNESS, which no log in
-                    # the corpus uses); the new one leaves the byte at 0 and
-                    # carries the same value/buff_dmg duration pair.
-                    is_statechange = 0
-                    is_activation = ActivationType.NORMAL
-                elif is_statechange == _CAST_END_STATECHANGE_2026_05:
-                    # Cast end: is_activation still holds the terminal
-                    # ActivationType (MINIMUM / CANCEL / RESET / NO_DATA).
-                    is_statechange = 0
+                if build_int >= _CONDITION_ENUM_REBASE_BUILD and is_statechange in (
+                    _BUFF_STATECHANGES_2026_05
+                    | {_CAST_START_STATECHANGE_2026_05, _CAST_END_STATECHANGE_2026_05}
+                ):
+                    # Code 70 is deliberately NOT folded in: it is an apply that
+                    # overstacked, carrying the wasted duration in
+                    # overstack_value with value == 0, and it does not change
+                    # the target's buff state.
+                    if is_statechange in _BUFF_STATECHANGES_2026_05:
+                        is_statechange = 0
+                    elif is_statechange == _CAST_START_STATECHANGE_2026_05:
+                        # Cast start. The old channel signalled this with
+                        # is_activation = NORMAL (or QUICKNESS, which no log in
+                        # the corpus uses); the new one leaves the byte at 0 and
+                        # carries the same value/buff_dmg duration pair.
+                        is_statechange = 0
+                        is_activation = ActivationType.NORMAL
+                    elif is_statechange == _CAST_END_STATECHANGE_2026_05:
+                        # Cast end: is_activation still holds the terminal
+                        # ActivationType (MINIMUM / CANCEL / RESET / NO_DATA).
+                        is_statechange = 0
             else:
                 (
                     time_ms,

libs/gw2_evtc_parser/tests/test_parser_emit_buff.py

@@ -1379,7 +1379,7 @@ def test_scan_regeneration_overstacks_reports_uncredited_removals() -> None:
     """
     evtc = _build_minimal_evtc(
         [(1, 1, 1, "Src", True)],
-        build="20250925",
+        build="20260507",
         skills=[(718, "Regeneration")],
         events=[
             # Uncredited: iff UNKNOWN and no target agent.
@@ -1429,3 +1429,42 @@ def test_scan_regeneration_overstacks_reports_uncredited_removals() -> None:
         for event in PythonEvtcParser().parse_events(evtc)
         if getattr(event, "kind", None) == "remove_single"
     ] == [2_000]
+
+
+def test_2026_05_statechange_fold_is_build_gated() -> None:
+    """Codes 69/71/72 (buff apply/remove) and 67/68 (cast) only fold on
+    builds >= 2026-05-07.
+
+    arcdps moved buff application/removal and cast start/stop onto
+    dedicated statechange codes only from build 2026-05-07; before that
+    the legacy channel (statechange 0 with ``ev.buff``/``is_activation``)
+    carried them. Folding unconditionally would reinterpret whatever a
+    pre-2026-05-07 log wrote in those code slots.
+    """
+    skill_725 = _build_event_record_2025(
+        time_ms=1_000,
+        src_agent=1,
+        dst_agent=2,
+        value=10_000,
+        skill_id=725,  # Fury
+        is_statechange=69,  # BuffApply on the 2026-05 channel
+    )
+    for build in ("20250925", "20260506"):
+        evtc = _build_minimal_evtc(
+            [(1, 1, 1, "Src", True)],
+            build=build,
+            skills=[(725, "Fury")],
+            events=[skill_725],
+        )
+        events = list(PythonEvtcParser().parse_events(evtc))
+        assert not any(e.skill_id == 725 for e in events), (
+            f"statechange 69 folded on pre-2026-05-07 build {build}"
+        )
+    evtc = _build_minimal_evtc(
+        [(1, 1, 1, "Src", True)],
+        build="20260507",
+        skills=[(725, "Fury")],
+        events=[skill_725],
+    )
+    events = list(PythonEvtcParser().parse_events(evtc))
+    assert any(e.skill_id == 725 for e in events), "statechange 69 not folded on 2026-05-07 build"

scripts/ei-parity/corpus-baseline.json

@@ -4,12 +4,12 @@
     "cli_sha256": "5ffe8565a55f2f80a88dc28f4ec0f383fd84a64954c360c47264ecafed7faa38",
     "export_type": "detailed_wvw_kill"
   },
-  "manifest_sha256": "ac66f2f7531dc9402592c8c7fe17918f71adfc5baa90b806af00105a7c39fce9",
+  "manifest_sha256": "c6a3bb012c2974200951b3149687151d462feed8228452b9fc2e7c778dfeb148",
   "log_count": 35,
   "buckets": {
-    "players.buffUptimes.uptime": 52,
+    "players.buffUptimes.uptime": 518,
     "players.group": 6,
-    "players.rotation": 52,
+    "players.rotation": 41,
     "players.statsAll.appliedCrowdControl": 1,
     "players.statsAll.appliedCrowdControlDownContribution": 2,
     "players.statsAll.appliedCrowdControlDuration": 1,