fix(ci): allow Tesla proto wire names and race-test on ubuntu

SI gate was flagging Tesla-owned Field identifiers such as
NominalFullPackEnergyKwh. Codec coverage used -race on arc-runner
which has no CGO/gcc.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: atulmgupta

.github/scripts/si_canonical_gate.py

@@ -50,6 +50,16 @@
     "web/src/hooks/useSettings.test.ts",
 }
 
+# Tesla Fleet Telemetry Field enum identifiers are upstream-owned (ADR-004 R2).
+# Wire names may contain Kwh/Mph even though TeslaSync stores SI (Wh, m/s).
+TESLA_PROTO_FIELD_ALLOWLIST = (
+    "NominalFullPackEnergyKwh",
+    "LifetimeEnergyChargedKwh",
+    "MaxSpeedToReachDestinationMph",
+    "SemiCruiseSpeedLimitMph",
+    "ChargeRateMilePerHour",
+)
+
 
 def iter_added_lines(diff_text: str):
     current_file = None
@@ -77,6 +87,8 @@ def check_go(diff_text: str) -> list[str]:
         s = added.lstrip()
         if s.startswith("//") or s.startswith("#") or s.startswith("--"):
             continue
+        if any(name in added for name in TESLA_PROTO_FIELD_ALLOWLIST):
+            continue
         for pat in BANNED:
             if pat.search(added):
                 violations.append(f"{current_file}: {added.rstrip()}")

.github/workflows/codec-coverage-gate.yml

@@ -46,7 +46,9 @@ permissions:
 jobs:
   routing-coverage:
     name: TestRoutingCoverage (every proto field is routed)
-    runs-on: ${{ inputs.runner || 'arc-runner' }}
+    # ubuntu-latest: `go test -race` needs CGO/gcc. arc-runner does not ship gcc
+    # (same pin as CI "Backend (lint + test + build)").
+    runs-on: ${{ github.event_name == 'workflow_dispatch' && inputs.runner || 'ubuntu-latest' }}
     steps:
       - uses: actions/checkout@v4