Update readmes

docs/README.dev-notes.md

@@ -1,44 +1,81 @@
 # Development Notes
 
-## Initial Setup for Tailwind CSS and Recharts
+## Current Tech Stack (2025-11-26)
+
+- **React 19.1.1** with TypeScript 5.9.3
+- **shadcn/ui** component library (Radix UI + Tailwind)
+- **Tailwind CSS 3.4.18** for styling
+- **Recharts 3.3.0** for data visualization
+- **Create React App 5.0.1** as build tool
+
+## Initial Setup (Fresh Clone)
 
 ```sh
-# Hard reset in case of version conflicts / existing installs
-npm uninstall tailwindcss postcss autoprefixer recharts nodemon
-npm install -D tailwindcss@^3.0.0 postcss@^8.0.0 autoprefixer@^10.0.0
-
-npm install --save recharts
-rm -rf node_modules package-lock.json
-
-# Fresh install
+# Install all dependencies
 npm install
 
-# Initialize tailwind CSS (creates config files)
-# Note: This may overwrite existing project files
-npx tailwindcss init -p
+# Run development server
+npm start
+
+# Build for production
+npm run build
 ```
 
-Content of ./tailwind.config.js:
+## shadcn/ui Setup (Already Done)
+
+The project was set up with shadcn/ui components. If you need to add more components:
+
+```sh
+# Add new shadcn/ui components
+npx shadcn@latest add [component-name]
+
+# Example:
+npx shadcn@latest add dialog
+```
+
+## TypeScript Configuration
+
+TypeScript is configured with:
+- Strict mode enabled
+- Path aliases: `@/*` → `./src/*`
+- Target: ES5
+- Module: ESNext
+- JSX: react-jsx
+
+## Tailwind CSS Configuration
+
+Content paths in `tailwind.config.js`:
 
 ```javascript
-/** @type {import('tailwindcss').Config} */
 module.exports = {
   content: [
     "./src/**/*.{js,jsx,ts,tsx}",
   ],
   theme: {
-    extend: {},
+    extend: {
+      colors: {
+        // HSL-based color system for shadcn/ui
+      },
+    },
   },
-  plugins: [],
+  plugins: [require("tailwindcss-animate")],
 }
 ```
 
-Content of ./src/index.css:
+Global styles in `./src/styles/global.css`:
 
 ```css
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
+
+@layer base {
+  :root {
+    --background: 0 0% 98%;
+    --foreground: 222 47% 11%;
+    /* ... more CSS variables for shadcn/ui theme */
+  }
+}
 ```
 
 ## WSL Networking Issues