feat: port all template categories to JSON format

- Ported Minimalist templates to JSON (Swiss Grid, Brutalist, etc.)
- Ported Tech templates to JSON (SaaS, Terminal, Cyberpunk, etc.)
- Ported Creative templates to JSON (Art Gallery, Zine, Pop Art, etc.)
- Ported Industrial templates to JSON (Blueprint, Factory, Schematic, etc.)
- Ported Nature templates to JSON (Botanical, Ocean, Mountain, etc.)
- Ported Lifestyle templates to JSON (Cookbook, Travel, Coffee House, etc.)
- Ported Vintage templates to JSON (Art Deco, Medieval, Retro 80s, etc.)
- Updated README.md to reflect the new JSON-based style system (example configuration and contribution workflow)
- Completed migration of over 150 styles to the new architecture

fix_bom.cjs

@@ -0,0 +1,28 @@
+const fs = require('fs');
+const path = require('path');
+
+const rootDir = 'd:\\gdfhbfgdbnbdfbdf\\typogenie\\src-tauri\\templates';
+
+function walk(dir) {
+    const files = fs.readdirSync(dir, { withFileTypes: true });
+    files.forEach(dirent => {
+        const fullPath = path.join(dir, dirent.name);
+        if (dirent.isDirectory()) {
+            walk(fullPath);
+        } else if (dirent.name.endsWith('.json')) {
+            let content = fs.readFileSync(fullPath, 'utf8');
+            // Remove BOM
+            if (content.charCodeAt(0) === 0xFEFF) {
+                content = content.slice(1);
+                console.log(`Cleaned BOM: ${fullPath}`);
+            }
+            // Trim whitespace
+            content = content.trim();
+            fs.writeFileSync(fullPath, content, { encoding: 'utf8' });
+        }
+    });
+}
+
+walk(rootDir);
+console.log('Finished cleaning BOMs and trimming JSON files.');
+