fix(host): accept folder imports without entry files (#2701)

Generated-By: looper 0.8.1 (runner=worker, agent=codex)

packages/host/src/index.ts

@@ -31,7 +31,7 @@ export type OpenDesignHostProjectImportInit = {
 
 export type OpenDesignHostProjectImportSuccess = {
   conversationId: string;
-  entryFile: string;
+  entryFile: string | null;
   ok: true;
   projectId: string;
 };
@@ -310,8 +310,11 @@ export function normalizeOpenDesignHostProjectImportResult(input: unknown): Open
   const rawProjectId = isRecord(project) ? project.id : null;
   const projectId = typeof rawProjectId === "string" ? rawProjectId : null;
   const conversationId = typeof response.conversationId === "string" ? response.conversationId : null;
-  const entryFile = typeof response.entryFile === "string" ? response.entryFile : null;
-  if (projectId == null || conversationId == null || entryFile == null) {
+  const entryFile =
+    typeof response.entryFile === "string" || response.entryFile === null
+      ? response.entryFile
+      : undefined;
+  if (projectId == null || conversationId == null || entryFile === undefined) {
     return failure("daemon import response did not include host project identifiers", response);
   }
 

packages/host/tests/index.test.ts

@@ -129,6 +129,29 @@ describe("open-design host contract", () => {
     expect(JSON.stringify(result)).not.toContain("resolvedDir");
   });
 
+  it("accepts imported folders with no detected entry file", () => {
+    const result = normalizeOpenDesignHostProjectImportResult({
+      ok: true,
+      response: {
+        project: {
+          id: "project-1",
+          name: "Imported source repo",
+          resolvedDir: "/private/path/that-must-not-cross",
+        },
+        conversationId: "conversation-1",
+        entryFile: null,
+      },
+    });
+
+    expect(result).toEqual({
+      ok: true,
+      projectId: "project-1",
+      conversationId: "conversation-1",
+      entryFile: null,
+    });
+    expect(JSON.stringify(result)).not.toContain("resolvedDir");
+  });
+
   it("preserves canceled and structured failure project-import results", () => {
     expect(normalizeOpenDesignHostProjectImportResult({ canceled: true, ok: false })).toEqual({
       canceled: true,