fix(pi-workflow): ignore config files in UI path detection

extensions/pi-workflow/ui-policy.ts

@@ -41,6 +41,18 @@ const NON_TRIVIAL_PATH_PARTS = [
   "/settings/",
 ];
 
+const UI_SOURCE_SUFFIXES = [
+  ".astro",
+  ".css",
+  ".html",
+  ".jsx",
+  ".less",
+  ".scss",
+  ".svelte",
+  ".tsx",
+  ".vue",
+];
+
 export interface UiImpactPolicyInput {
   plannerImpact: UiImpact;
   plannerEvidence: string[];
@@ -64,7 +76,13 @@ function objectiveEvidence(facts: WorkflowFacts) {
   }
   for (const candidatePath of facts.candidatePaths) {
     const normalized = `/${candidatePath.toLowerCase().replaceAll("\\", "/")}`;
-    if (NON_TRIVIAL_PATH_PARTS.some((part) => normalized.includes(part))) {
+    const isUiSource = UI_SOURCE_SUFFIXES.some((suffix) =>
+      normalized.endsWith(suffix),
+    );
+    if (
+      isUiSource &&
+      NON_TRIVIAL_PATH_PARTS.some((part) => normalized.includes(part))
+    ) {
       evidence.push(`Affected path has non-trivial UI responsibility: ${candidatePath}`);
     }
   }