port: sync from Mike/pygienium@f01d4c22

src/modes/check-runner.ts

@@ -22,7 +22,7 @@ import type {
 	ExtensionUIContext,
 } from "@oh-my-pi/pi-coding-agent";
 import type { CheckDefinition, CheckScope } from "../checks/registry.js";
-import { runAgentTask } from "../agent-runner.js";
+import { runAgentTask, type ProviderRegistry } from "../agent-runner.js";
 import { runRecon } from "../recon.js";
 import {
 	createPhaseStrip,
@@ -93,6 +93,12 @@ export interface RunCheckOptions {
 	 * settings default.
 	 */
 	model?: ExtensionCommandContext["model"];
+	/**
+	 * The invoking session's provider registry; carried into every sub-agent so a
+	 * provider only an extension registered stays resolvable (see
+	 * `providerForwardingExtension` in `agent-runner.ts`).
+	 */
+	modelRegistry?: ProviderRegistry;
 	/** Pre-existing run state to update (for `/pygienium-all` and resume). */
 	existingState?: RunState;
 	/** Optional callback to post completion messages into the chat. */
@@ -288,6 +294,7 @@ async function runCheckImplInner(
 			agentName: check.agentName,
 			task: scanTask,
 			model: opts.model,
+			modelRegistry: opts.modelRegistry,
 			onEvent: forward(PHASE_ANALYSIS),
 		});
 		findings = scanResult.text;
@@ -321,6 +328,7 @@ async function runCheckImplInner(
 				agentName: check.fixAgentName ?? "fixer",
 				task: fixTask,
 				model: opts.model,
+				modelRegistry: opts.modelRegistry,
 				onEvent: forward(PHASE_FIX),
 			});
 			changes = fixResult.text;