diff --git a/README.md b/README.md
index 2e8fe97..3157c65 100644
--- a/README.md
+++ b/README.md
@@ -2,14 +2,11 @@
 
 > Created to push creative limits.
 
-Process git repository files into markdown with token counting and sensitive
-data redaction.
+Process git repository files into markdown with token counting and sensitive data redaction.
 
 ## Overview
 
-`code-tokenizer-md` is a Node.js tool that processes git repository files,
-cleans code, redacts sensitive information, and generates markdown documentation
-with token counts.
+`code-tokenizer-md` is a TypeScript/Bun tool that processes git repository files, cleans code, redacts sensitive information, and generates markdown documentation with token counts.
 
 ```mermaid
 graph TD
@@ -52,26 +49,31 @@ graph TD
 ## Requirements
 
 - Node.js (>=14.0.0)
+- Bun runtime
 - Git repository
-- npm or npx
 
 ## Installation
 
-```shell
-npm install -g code-tokenizer-md
-```
+
 
 ## Usage
 
-### Quick Start
+### CLI
 
 ```shell
 npx code-tokenizer-md
 ```
 
+### Library
+### 
+```shell
+npm install code-tokenizer-md
+```
+
+
 ### Programmatic Usage
 
-```javascript
+```typescript
 import { MarkdownGenerator } from 'code-tokenizer-md';
 
 const generator = new MarkdownGenerator({
@@ -86,10 +88,12 @@ const result = await generator.createMarkdownDocument();
 
 ```
 src/
-├── index.js              # Main exports
-├── TokenCleaner.js       # Code cleaning and redaction
-├── MarkdownGenerator.js  # Markdown generation logic
-└── cli.js               # CLI implementation
+├── index.ts              # Main exports
+├── TokenCleaner.ts       # Code cleaning and redaction
+├── MarkdownGenerator.ts  # Markdown generation logic
+├── cli.ts               # CLI implementation
+├── fileExclusions.ts    # File exclusion patterns
+└── fileTypeExclusions.ts # File type exclusions
 ```
 
 ## Dependencies
@@ -97,25 +101,81 @@ src/
 ```json
 {
   "dependencies": {
-    "llama3-tokenizer-js": "^1.0.0"
+    "llama3-tokenizer-js": "^1.0.0",
+    "micromatch": "^4.0.8"
   },
   "peerDependencies": {
     "node": ">=14.0.0"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.14.0",
+    "eslint": "^9.14.0",
+    "globals": "^15.12.0",
+    "prettier": "^3.3.3",
+    "bun": "latest",
+    "@types/bun": "latest",
+    "@types/node": "^22.9.1",
+    "@types/micromatch": "^4.0.9"
   }
 }
 ```
 
+## Development
+
+This project uses [bun](https://github.com/oven-sh/bun) for it's toolchain. You should be able to use whatever you want as a consumer of the library. 
+
+### Building
+```shell
+npm run build
+```
+
+### Testing
+
+```shell
+npm test
+```
+
+### Linting and Formatting
+
+```shell
+# Lint
+npm run lint
+
+# Fix linting issues
+npm run lint:fix
+
+# Format code
+npm run format
+
+# Fix all (format + lint)
+npm run fix
+```
+
 ## Extending
 
 ### Adding Custom Patterns
 
-```javascript
+```typescript
 const generator = new MarkdownGenerator({
   customPatterns: [{ regex: /TODO:/g, replacement: '' }],
   customSecretPatterns: [{ regex: /mySecret/g, replacement: '[REDACTED]' }],
 });
 ```
 
+### Configuration Options
+
+```typescript
+interface MarkdownGeneratorOptions {
+  dir?: string;               // Project directory
+  outputFilePath?: string;    // Output markdown file path
+  fileTypeExclusions?: Set<string>;  // File types to exclude
+  fileExclusions?: string[];  // File patterns to exclude
+  customPatterns?: Record<string, any>;  // Custom cleaning patterns
+  customSecretPatterns?: Record<string, any>;  // Custom redaction patterns
+  verbose?: boolean;          // Enable verbose logging
+}
+```
+
 ## Contributing
 
 1. Fork the repository
@@ -126,10 +186,10 @@ const generator = new MarkdownGenerator({
 
 ### Contribution Guidelines
 
-- Follow Node.js best practices
+- Write TypeScript code following the project's style
 - Include appropriate error handling
 - Add documentation for new features
-- Include tests for new functionality (this project needs a suite)
+- Include tests for new functionality
 - Update the README for significant changes
 
 ## License
@@ -138,4 +198,4 @@ MIT © 2024 Geoff Seemueller
 
 ## Note
 
-This tool requires a git repository to function properly.
+This tool requires a git repository to function properly.
\ No newline at end of file
diff --git a/build.ts b/build.ts
index 9adf48e..2333267 100644
--- a/build.ts
+++ b/build.ts
@@ -1,5 +1,12 @@
+import isolatedDecl from 'bun-plugin-isolated-decl';
+
 await Bun.build({
-  entrypoints: ['./src/cli.ts'],
+  entrypoints: ['./src/cli.ts', './src/index.ts'],
   outdir: './dist',
   target: 'node',
-});
\ No newline at end of file
+  plugins: [
+    isolatedDecl({
+      forceGenerate: true,  // Generate declaration files even if there are errors
+    })
+  ],
+});
diff --git a/bun.lockb b/bun.lockb
index b145f6c..3147607 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 42e53e9..ec99b65 100644
--- a/package.json
+++ b/package.json
@@ -1,20 +1,30 @@
 {
   "name": "code-tokenizer-md",
-  "version": "1.0.11",
+  "version": "1.0.12",
   "type": "module",
-  "main": "dist/index.js",
+  "main": "src/index.ts",
+  "module": "src/index.ts",
+  "exports": {
+    ".": {
+      "import": {
+        "types": "./src/index.ts",
+        "default": "./dist/index.js"
+      }
+    }
+  },
   "bin": {
     "code-tokenizer-md": "./dist/cli.js"
   },
   "files": [
     "dist"
   ],
+  "types": "",
   "scripts": {
-    "build": "rm -rf dist && bun run build.ts",
+    "build": "rm -rf dist && bun ./build.ts",
     "test": "bun test",
     "prepublishOnly": "npm run build",
-    "dev": "npx .",
-    "deploy:dev": "pnpm build && pnpm publish .",
+    "dev": "bun run .",
+    "deploy:dev": "bun run build && pnpm publish .",
     "lint": "eslint src/",
     "lint:fix": "eslint src/ --fix",
     "format": "prettier --write \"**/*.{js,jsx,ts,tsx,json,md,yml,yaml}\"",
@@ -29,12 +39,15 @@
   },
   "devDependencies": {
     "@eslint/js": "^9.14.0",
+    "@types/bun": "latest",
+    "@types/micromatch": "^4.0.9",
+    "@types/node": "^22.9.1",
+    "bun": "latest",
+    "bun-plugin-isolated-decl": "^0.1.6",
     "eslint": "^9.14.0",
     "globals": "^15.12.0",
+    "oxc-transform": "^0.37.0",
     "prettier": "^3.3.3",
-    "bun": "latest",
-    "@types/bun": "latest",
-    "@types/node": "^22.9.1",
-    "@types/micromatch": "^4.0.9"
+    "typescript": "^5.6.3"
   }
 }
diff --git a/src/index.ts b/src/index.ts
index 3675345..54b0d84 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,2 +1,2 @@
 export { TokenCleaner } from './TokenCleaner';
-export { MarkdownGenerator } from './MarkdownGenerator';
+export { MarkdownGenerator } from './MarkdownGenerator';
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
index 238655f..9acf524 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,7 +7,6 @@
     "moduleDetection": "force",
     "jsx": "react-jsx",
     "allowJs": true,
-
     // Bundler mode
     "moduleResolution": "bundler",
     "allowImportingTsExtensions": true,