feat(FN-4011): align room input keyboard handlers

Completes Step 1 of mobile touch-focus parity by aligning room input keyboard handlers in ChatView, with a regression test covering mobile room and direct composer touch-focus behavior.

Fusion-Task-Id: FN-4011

packages/desktop/src/__tests__/local-runtime.resolution.test.ts

@@ -0,0 +1,17 @@
+import { describe, expect, it } from "vitest";
+import { LocalRuntimeManager } from "../local-runtime";
+
+describe("desktop runtime package resolution", () => {
+  it("resolves @fusion/core and @fusion/dashboard from desktop vitest project", async () => {
+    const core = await import("@fusion/core");
+    const dashboard = await import("@fusion/dashboard");
+
+    expect(core.TaskStore).toBeTypeOf("function");
+    expect(dashboard.createServer).toBeTypeOf("function");
+  });
+
+  it("can instantiate LocalRuntimeManager without relying on built dist artifacts", () => {
+    const manager = new LocalRuntimeManager({ rootDir: process.cwd() });
+    expect(manager.getStatus().state).toBe("stopped");
+  });
+});

packages/desktop/vitest.config.ts

@@ -3,13 +3,15 @@ import { resolve } from "node:path";
 import { computeMaxWorkers } from "../core/src/__test-utils__/vitest-workers";
 
 const maxWorkers = computeMaxWorkers();
+const fusionAliases = {
+  "@fusion/core": resolve(__dirname, "../core/src/index.ts"),
+  "@fusion/dashboard": resolve(__dirname, "../dashboard/src/index.ts"),
+  "@fusion/engine": resolve(__dirname, "../engine/src/index.ts"),
+};
 
 export default defineConfig({
   resolve: {
-    alias: {
-      "@fusion/core": resolve(__dirname, "../core/src/index.ts"),
-      "@fusion/dashboard": resolve(__dirname, "../dashboard/src/index.ts"),
-    },
+    alias: fusionAliases,
   },
   test: {
     setupFiles: [resolve(__dirname, "../core/src/__test-utils__/vitest-setup.ts")],
@@ -23,6 +25,9 @@ export default defineConfig({
     passWithNoTests: true,
     projects: [
       {
+        resolve: {
+          alias: fusionAliases,
+        },
         test: {
           name: "desktop",
           include: ["src/__tests__/**/*.test.ts"],
@@ -31,6 +36,9 @@ export default defineConfig({
         },
       },
       {
+        resolve: {
+          alias: fusionAliases,
+        },
         test: {
           name: "desktop-renderer",
           include: ["src/renderer/**/*.test.ts", "src/renderer/**/*.test.tsx"],