✨feature: Add projects homepage and support for adding new projects

tests/Api/BoardApiTest.php

@@ -25,7 +25,6 @@ final class BoardApiTest extends IntegrationTestCase
     public function testBoardStateEndpointReturnsProjectState(): void
     {
         $projectId = $this->createProject();
-
         $response = $this->callApi(
             'public/api/board-state.php',
             'GET',
@@ -37,6 +36,36 @@ final class BoardApiTest extends IntegrationTestCase
         self::assertContains('trash', array_column($response['payload']['columns'], 'id'));
     }
 
+    /**
+     * Ensure create-project creates markdown storage and returns the new project state.
+     *
+     * @return void
+     */
+    public function testCreateProjectEndpointCreatesProject(): void
+    {
+        $token = csrf_token();
+
+        $response = $this->callApi(
+            'public/api/create-project.php',
+            'POST',
+            [],
+            [
+                'title' => 'Release Planning',
+                'slug' => 'release-planning',
+                'body' => 'Track launch work.',
+                '_token' => $token,
+            ],
+            ['HTTP_X_CSRF_TOKEN' => $token]
+        );
+
+        self::assertSame(200, $response['status']);
+        self::assertTrue($response['payload']['success']);
+        self::assertSame('release-planning', $response['payload']['state']['project']['id']);
+        self::assertSame('/?project=release-planning', $response['payload']['state']['projectUrl']);
+        self::assertContains('trash', array_column($response['payload']['state']['columns'], 'id'));
+        self::assertFileExists($this->projectRoot . DIRECTORY_SEPARATOR . 'release-planning' . DIRECTORY_SEPARATOR . 'index.md');
+    }
+
     /**
      * Ensure state-changing endpoints reject missing CSRF tokens.
      *