fix(regression): route contract paths through test wrapper

scripts/test-planner/catalog.mjs

@@ -5,6 +5,7 @@ import { isUnitConfigTestFile } from "../../vitest.unit-paths.mjs";
 import { dedupeFilesPreserveOrder, loadTestRunnerBehavior } from "../test-runner-manifest.mjs";
 
 const baseConfigPrefixes = ["src/agents/", "src/auto-reply/", "src/commands/", "test/", "ui/"];
+const contractTestPrefixes = ["src/channels/plugins/contracts/", "src/plugins/contracts/"];
 
 export const normalizeRepoPath = (value) => value.split(path.sep).join("/");
 
@@ -96,6 +97,8 @@ export function loadTestCatalog() {
     let surface = "base";
     if (isUnitConfigTestFile(normalizedFile)) {
       surface = "unit";
+    } else if (contractTestPrefixes.some((prefix) => normalizedFile.startsWith(prefix))) {
+      surface = "contracts";
     } else if (normalizedFile.endsWith(".live.test.ts")) {
       surface = "live";
     } else if (normalizedFile.endsWith(".e2e.test.ts")) {
@@ -185,4 +188,13 @@ export function loadTestCatalog() {
   };
 }
 
-export const testSurfaces = ["unit", "extensions", "channels", "gateway", "live", "e2e", "base"];
+export const testSurfaces = [
+  "unit",
+  "extensions",
+  "channels",
+  "contracts",
+  "gateway",
+  "live",
+  "e2e",
+  "base",
+];

scripts/test-planner/planner.mjs

@@ -782,6 +782,16 @@ const createTargetedUnit = (context, classification, filters) => {
         ...filters,
       ];
     }
+    if (owner === "contracts") {
+      return [
+        "vitest",
+        "run",
+        "--config",
+        "vitest.contracts.config.ts",
+        ...context.noIsolateArgs,
+        ...filters,
+      ];
+    }
     if (owner === "live") {
       return [
         "vitest",

test/scripts/test-parallel.test.ts

@@ -388,6 +388,17 @@ describe("scripts/test-parallel lane planning", () => {
     expect(output).toContain("pool=forks");
   });
 
+  it("routes targeted contract tests through the contracts config", () => {
+    const output = runPlannerPlan([
+      "--explain",
+      "src/channels/plugins/contracts/registry-backed.contract.test.ts",
+    ]);
+
+    expect(output).toContain("surface=contracts");
+    expect(output).toContain("vitest.contracts.config.ts");
+    expect(output).not.toContain("vitest.unit.config.ts");
+  });
+
   it("prints the planner-backed CI manifest as JSON", () => {
     const output = runPlannerPlan(["--ci-manifest"], {
       GITHUB_EVENT_NAME: "pull_request",