feat(initial): add comprehensive PDF to JPEG preview library with dual-environment support

- Add Node.js implementation using @push.rocks/smartpdf
- Add browser implementation with PDF.js and Web Workers
- Support configurable quality, dimensions, and page selection
- Include comprehensive TypeScript definitions and error handling
- Provide extensive test coverage for both environments
- Add download functionality and browser compatibility checking

tsconfig.json

@@ -0,0 +1,29 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "lib": ["ES2022", "DOM"],
+    "module": "ESNext",
+    "moduleResolution": "node",
+    "declaration": true,
+    "outDir": "./dist_ts/",
+    "rootDir": "./ts/",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": false,
+    "forceConsistentCasingInFileNames": true,
+    "allowSyntheticDefaultImports": true,
+    "experimentalDecorators": true,
+    "emitDecoratorMetadata": true,
+    "resolveJsonModule": true,
+    "allowJs": false
+  },
+  "include": [
+    "ts/**/*"
+  ],
+  "exclude": [
+    "node_modules",
+    "dist_ts",
+    "dist_ts_web",
+    "test"
+  ]
+}