feat: initialize novel writer application with React, Zustand, and Vite

- Added main application structure with React and TypeScript.
- Implemented Zustand for state management, including novel, chapters, characters, and relationships.
- Created initial CSS styles for the application layout and components.
- Integrated SVG assets for branding.
- Set up Vite configuration for development and build processes.
- Established TypeScript configurations for app and node environments.

novel-writer/tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "files": [],
+  "references": [
+    { "path": "./tsconfig.app.json" },
+    { "path": "./tsconfig.node.json" }
+  ]
+}