feat: add fake phase harness

vitest.workspace.ts

@@ -1,39 +1,31 @@
+import { resolve } from "node:path";
+import { fileURLToPath } from "node:url";
 import { defineWorkspace } from "vitest/config";
 
+const root = fileURLToPath(new URL(".", import.meta.url));
+const alias = {
+  "@devflow/core": resolve(root, "packages/core/src/index.ts"),
+  "@devflow/db": resolve(root, "packages/db/src/index.ts"),
+  "@devflow/run-engine": resolve(root, "packages/run-engine/src/index.ts"),
+  "@devflow/session": resolve(root, "packages/session/src/index.ts"),
+};
+
+function nodeProject(name: string, include: string[]) {
+  return {
+    resolve: { alias },
+    test: {
+      name,
+      include,
+      environment: "node",
+    },
+  };
+}
+
 export default defineWorkspace([
-  {
-    test: {
-      name: "root",
-      include: ["tests/**/*.test.ts"],
-      environment: "node",
-    },
-  },
-  {
-    test: {
-      name: "packages/db",
-      include: ["packages/db/src/**/*.test.ts"],
-      environment: "node",
-    },
-  },
-  {
-    test: {
-      name: "packages/core",
-      include: ["packages/core/src/**/*.test.ts"],
-      environment: "node",
-    },
-  },
-  {
-    test: {
-      name: "packages/session",
-      include: ["packages/session/src/**/*.test.ts"],
-      environment: "node",
-    },
-  },
-  {
-    test: {
-      name: "apps/cli",
-      include: ["apps/cli/src/**/*.test.ts"],
-      environment: "node",
-    },
-  },
+  nodeProject("root", ["tests/**/*.test.ts"]),
+  nodeProject("packages/db", ["packages/db/src/**/*.test.ts"]),
+  nodeProject("packages/core", ["packages/core/src/**/*.test.ts"]),
+  nodeProject("packages/session", ["packages/session/src/**/*.test.ts"]),
+  nodeProject("packages/run-engine", ["packages/run-engine/src/**/*.test.ts"]),
+  nodeProject("apps/cli", ["apps/cli/src/**/*.test.ts"]),
 ]);