Function gate

src/bin/codegraph.ts:1244–1246

(outcome: string)

      // only, NEVER prompt content (see TELEMETRY.md). This is the data that
      // turns "is the gate any good" from vibes into a measured recall rate.
      const gate = (outcome: string): void => {
        try { getTelemetry().recordUsage('cli_command', `prompt-hook-gate-${outcome}`, true); } catch { /* never break the hook */ }
      };

      // Gate, tiered by confidence (#994, #1126):
      //   HIGH   — a structural keyword (any covered language), or a code-shaped