diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 680889f..3351e70 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -25,7 +25,7 @@ on:
       - "**/*.md"
       - ".github/**"
       - "!.github/workflows/codeql.yml"
-      
+
   pull_request:
     paths-ignore:
       - "**/*.sh"
@@ -63,11 +63,11 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
+      uses: github/codeql-action/init@v3
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -81,7 +81,7 @@ jobs:
     # Autobuild attempts to build any compiled languages (C/C++, C#, Go, Java, or Swift).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v2
+      uses: github/codeql-action/autobuild@v3
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
@@ -94,6 +94,6 @@ jobs:
     #     ./location_of_script_within_repo/buildscript.sh
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2
+      uses: github/codeql-action/analyze@v3
       with:
         category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index b0dedc4..0d4a013 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: 'Dependency Review'
-        uses: actions/dependency-review-action@v3
+        uses: actions/dependency-review-action@v4
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index ae45cd2..a022495 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -8,29 +8,60 @@ on:
 jobs:
   publish:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
+      # PUBLICANDO EM NPM
       - name: Setup Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
-          node-version: '>=16.8.0'
+          node-version: '>=20'
+          registry-url: https://registry.npmjs.org/
+          scope: "@heliomarpm"
+
+      - name: Install Dependencies
+        run: npm ci
+
+      - name: Test & Build
+        run: |
+          npm run test
+          npm run build
+
+      - name: Publish NPM Package
+        run: npm publish --access=public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
-      - run: npm ci
-      - run: npm run build
 
-      - name: Publish Lib
-        uses: JS-DevTools/npm-publish@v2
+      # PUBLICANDO EM GITHUB PACKAGE
+      - name: Setup Node GPR
+        uses: actions/setup-node@v4
         with:
-          token: ${{ secrets.NPM_TOKEN }}
-          strategy: all
+          node-version: '>=20'
+          registry-url: https://npm.pkg.github.com/
+          scope: "@heliomarpm"
+
+      - name: Install Dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Publish GPR
+        run: npm publish --access=public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
 
-    # - uses: actions/setup-node@v3
-    #   with:
-    #     node-version: '>=18'
-    #     registry-url: https://registry.npmjs.org/
+      # # ISSO PUBLICOU NO NPM
+      # - name: Publish Lib
+      #   uses: JS-DevTools/npm-publish@v3
+      #   with:
+      #     token: ${{ secrets.NPM_TOKEN }}
+      #     strategy: all
 
-    # - run: npm publish
-    #   env:
-    #     NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
diff --git a/package.json b/package.json
index c97c54d..5e203dd 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,11 @@
   "description": "A simple and robust KeyValues Storage's library",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
-  "author": "Heliomar P. Marques",
+  "author": {
+		"name": "Heliomar P. Marques",
+		"email": "heliomarpm@proton.me",
+		"url": "https://navto.me/heliomarpm"
+	},
   "license": "MIT",
   "bugs": {
     "url": "https://github.com/heliomarpm/keyvalues-storage/issues"
@@ -33,8 +37,8 @@
     "storage"
   ],
   "scripts": {
-    "build": "tsc",
-    "test": "jest --detectOpenHandles",
+    "build": "tsc -p tsconfig.prod.json",
+    "test": "jest",
     "test:c": "jest --coverage",
     "pub:release": "node ./cmd/modules/release/index.js"
   },
@@ -43,13 +47,15 @@
     "write-file-atomic": "^5.0.1"
   },
   "devDependencies": {
-    "@types/jest": "^29.5.3",
-    "@types/write-file-atomic": "^4.0.0",
-    "jest": "^29.6.3",
-    "ts-jest": "^29.1.1"
+    "@types/jest": "^29.5.12",
+    "@types/write-file-atomic": "^4.0.3",
+    "jest": "^29.7.0",
+    "open": "^10.1.0",
+    "semver": "^7.6.0",
+    "ts-jest": "^29.1.2"
   },
   "peerDependencies": {
-    "@types/lodash": "^4.14.194",
-    "@types/write-file-atomic": "^4.0.0"
+    "@types/lodash": "^4.17.1",
+    "@types/write-file-atomic": "^4.0.3"
   }
-}
\ No newline at end of file
+}
diff --git a/src/internal/JsonFileHelper.ts b/src/internal/JsonFileHelper.ts
index c7f177c..d4dc4a0 100644
--- a/src/internal/JsonFileHelper.ts
+++ b/src/internal/JsonFileHelper.ts
@@ -8,7 +8,6 @@ export const DEFAULT_DIR_NAME = 'localdb';
 export const DEFAULT_FILE_NAME = 'keyvalues.json';
 
 export class JsonFileHelper {
-
   options: Options;
 
   constructor(options: Options) {
@@ -24,7 +23,7 @@ export class JsonFileHelper {
    * @internal
    */
   private getJsonDirPath(): string {
-    let dir = (this.options.dir ?? path.resolve(DEFAULT_DIR_NAME)).trim();
+    const dir = (this.options.dir ?? path.resolve(DEFAULT_DIR_NAME)).trim();
     return dir === '' ? './' : dir;
   }
 
@@ -54,7 +53,7 @@ export class JsonFileHelper {
     const filePath = this.getJsonFilePath();
 
     return new Promise((resolve, reject) => {
-      fs.stat(filePath, (err: any) => {
+      fs.stat(filePath, (err) => {
         if (err) {
           if (err.code === 'ENOENT') {
             this.saveKeyValues({}).then(resolve, reject);
@@ -79,7 +78,8 @@ export class JsonFileHelper {
 
     try {
       fs.statSync(filePath);
-    } catch (err: any) {
+    } catch (ex) {
+      const err = ex as NodeJS.ErrnoException;
       if (err.code === 'ENOENT') {
         this.saveKeyValuesSync({});
       } else {
@@ -89,7 +89,7 @@ export class JsonFileHelper {
   }
 
   /**
-   * Ensures that the keyvalues directory exists. If it does
+   * Ensures that the KeyValues directory exists. If it does
    * not exist, then it is created.
    *
    * @returns A promise which resolves when the keyvalues dir exists.
@@ -99,7 +99,7 @@ export class JsonFileHelper {
     const dirPath = this.getJsonDirPath();
 
     return new Promise((resolve, reject) => {
-      fs.stat(dirPath, (err: any) => {
+      fs.stat(dirPath, (err) => {
         if (err) {
           if (err.code === 'ENOENT') {
             fs.mkdir(dirPath, { recursive: true }, (error: any) => {
@@ -117,9 +117,10 @@ export class JsonFileHelper {
   }
 
   /**
-   * Ensures that the keyvalues directory exists. If it does
-   * not exist, then it is created.
+   * Ensures that the KeyValues directory exists synchronously. If it does not exist,
+   * then it is created.
    *
+   * @returns {void}
    * @internal
    */
   private ensureJsonDirSync(): void {
@@ -127,7 +128,9 @@ export class JsonFileHelper {
 
     try {
       fs.statSync(dirPath);
-    } catch (err: any) {
+    } catch (ex) {
+      const err = ex as NodeJS.ErrnoException;
+
       if (err.code === 'ENOENT') {
         fs.mkdirSync(dirPath, { recursive: true });
         // mkdirp.sync(dirPath);
@@ -138,10 +141,11 @@ export class JsonFileHelper {
   }
 
   /**
-   * First ensures that the keyvalues file exists then loads
-   * the keyvalues from the disk.
+   * Asynchronously loads key-value pairs from a JSON file. First ensures that the file exists,
+   * then reads the file and parses its contents into a JavaScript object.
    *
-   * @returns A promise which resolves with the keyvalues object.
+   * @template T - The type of the key-value pairs.
+   * @return {Promise<T>} A promise that resolves with the key-value pairs.
    * @internal
    */
   public async loadKeyValues<T extends valueTypes>(): Promise<T> {
@@ -149,15 +153,15 @@ export class JsonFileHelper {
     const filePath = this.getJsonFilePath();
 
     return await new Promise((resolve, reject) => {
-      fs.readFile(filePath, 'utf-8', (err: any, data: string | any[]) => {
+      fs.readFile(filePath, 'utf-8', (err, data: string | any[]) => {
         if (err) {
           reject(err);
         } else {
           try {
             // resolve(JSON.parse(data.length ? data : "{}"));
-            resolve(JSON.parse(data ? (Array.isArray(data) ? data.join('') : data) : "{}"));
-          } catch (err_1) {
-            reject(err_1);
+            resolve(JSON.parse(data ? (Array.isArray(data) ? data.join('') : data) : '{}'));
+          } catch (error) {
+            reject(error);
           }
         }
       });
@@ -165,10 +169,10 @@ export class JsonFileHelper {
   }
 
   /**
-   * First ensures that the keyvalues file exists then loads
-   * the keyvalues from the disk.
+   * Loads the key-value pairs synchronously from the JSON file.
    *
-   * @returns The keyvalues object.
+   * @template T - The type of the key-value pairs.
+   * @returns {T} - The loaded key-value pairs.
    * @internal
    */
   public loadKeyValuesSync<T extends valueTypes>(): T {
@@ -176,14 +180,14 @@ export class JsonFileHelper {
     const filePath = this.getJsonFilePath();
     const data = fs.readFileSync(filePath, 'utf-8');
 
-    return JSON.parse(data.length ? data : "{}");
+    return JSON.parse(data.length ? data : '{}');
   }
 
   /**
    * Saves the keyvalues to the disk.
    *
-   * @param obj The keyvalues object to save.
-   * @returns A promise which resolves when the keyvalues have been saved.
+   * @param {T} obj - The keyvalues object to save.
+   * @return {Promise<void>} A promise that resolves when the keyvalues have been saved.
    * @internal
    */
   public async saveKeyValues<T>(obj: T): Promise<void> {
@@ -195,23 +199,21 @@ export class JsonFileHelper {
     return await new Promise((resolve, reject) => {
       if (this.options.atomicSave) {
         writeFileAtomic(filePath, data, (err: any) => {
-          return err
-            ? reject(err)
-            : resolve();
+          return err ? reject(err) : resolve();
         });
       } else {
         fs.writeFile(filePath, data, (err_1: any) => {
-          return err_1 ? reject(err_1)
-            : resolve();
+          return err_1 ? reject(err_1) : resolve();
         });
       }
     });
   }
 
   /**
-   * Saves the keyvalues to the disk.
+   * Saves the keyvalues to the disk synchronously.
    *
-   * @param obj The keyvalues object to save.
+   * @param {T} obj - The keyvalues object to save.
+   * @return {void} This function does not return anything.
    * @internal
    */
   public saveKeyValuesSync<T>(obj: T): void {
@@ -227,5 +229,4 @@ export class JsonFileHelper {
       fs.writeFileSync(filePath, data);
     }
   }
-
 }
diff --git a/src/keyvalues.ts b/src/keyvalues.ts
index 46bb761..fe12fb3 100644
--- a/src/keyvalues.ts
+++ b/src/keyvalues.ts
@@ -37,11 +37,18 @@ const defaultOptions: Options = {
  * await keyValues.unset('color.name');
  */
 export class KeyValues {
+
+  /**
+   * @internal
+   */
   private options: Options = {
     ...defaultOptions,
   };
 
-  private fnc: JsonFileHelper;
+  /**
+   * @internal
+   */
+  private jsonHelper: JsonFileHelper;
 
 
   /**
@@ -72,7 +79,7 @@ export class KeyValues {
     if (options)
       this.options = { ...this.options, ...options };
 
-    this.fnc = new JsonFileHelper(this.options);
+    this.jsonHelper = new JsonFileHelper(this.options);
   }
 
   /**
@@ -103,7 +110,7 @@ export class KeyValues {
    * ```
    */
   file(): string {
-    return this.fnc.getJsonFilePath();
+    return this.jsonHelper.getJsonFilePath();
   }
 
   /**
@@ -164,7 +171,7 @@ export class KeyValues {
    * ```
    */
   async has(keyPath: KeyPath): Promise<boolean> {
-    const obj = await this.fnc.loadKeyValues();
+    const obj = await this.jsonHelper.loadKeyValues();
 
     return _has(obj, keyPath);
   }
@@ -212,7 +219,7 @@ export class KeyValues {
    * ```
    */
   hasSync(keyPath: KeyPath): boolean {
-    const obj = this.fnc.loadKeyValuesSync();
+    const obj = this.jsonHelper.loadKeyValuesSync();
 
     return _has(obj, keyPath);
   }
@@ -285,7 +292,7 @@ export class KeyValues {
   async get<T extends valueTypes>(keyPath: KeyPath): Promise<T>;
 
   async get<T extends valueTypes>(keyPath?: KeyPath): Promise<T> {
-    const obj = await this.fnc.loadKeyValues<T>();
+    const obj = await this.jsonHelper.loadKeyValues<T>();
 
     if (keyPath) {
       return _get(obj, keyPath);
@@ -360,7 +367,7 @@ export class KeyValues {
   getSync<T extends valueTypes>(keyPath: KeyPath): T;
 
   getSync<T extends valueTypes>(keyPath?: KeyPath): T {
-    const obj = this.fnc.loadKeyValuesSync<T>();
+    const obj = this.jsonHelper.loadKeyValuesSync<T>();
 
     if (keyPath) {
       return _get(obj, keyPath);
@@ -435,14 +442,14 @@ export class KeyValues {
     if (args.length === 1) {
       const [value] = args;
 
-      return this.fnc.saveKeyValues(value);
+      return this.jsonHelper.saveKeyValues(value);
     } else {
       const [keyPath, value] = args;
-      const obj = await this.fnc.loadKeyValues<T>();
+      const obj = await this.jsonHelper.loadKeyValues<T>();
 
       _set(obj as object, keyPath, value);
 
-      return this.fnc.saveKeyValues(obj);
+      return this.jsonHelper.saveKeyValues(obj);
     }
   }
 
@@ -508,14 +515,14 @@ export class KeyValues {
     if (args.length === 1) {
       const [value] = args;
 
-      this.fnc.saveKeyValuesSync(value);
+      this.jsonHelper.saveKeyValuesSync(value);
     } else {
       const [keyPath, value] = args;
-      const obj = this.fnc.loadKeyValuesSync<T>();
+      const obj = this.jsonHelper.loadKeyValuesSync<T>();
 
       _set(obj as object, keyPath, value);
 
-      this.fnc.saveKeyValuesSync(obj);
+      this.jsonHelper.saveKeyValuesSync(obj);
     }
   }
 
@@ -577,14 +584,14 @@ export class KeyValues {
 
   async unset(keyPath?: KeyPath): Promise<void> {
     if (keyPath) {
-      const obj = await this.fnc.loadKeyValues();
+      const obj = await this.jsonHelper.loadKeyValues();
 
       _unset(obj, keyPath);
 
-      return this.fnc.saveKeyValues(obj);
+      return this.jsonHelper.saveKeyValues(obj);
     } else {
       // Unset all keyValues by saving empty object.
-      return this.fnc.saveKeyValues({});
+      return this.jsonHelper.saveKeyValues({});
     }
   }
 
@@ -642,14 +649,14 @@ export class KeyValues {
 
   unsetSync(keyPath?: KeyPath): void {
     if (keyPath) {
-      const obj = this.fnc.loadKeyValuesSync();
+      const obj = this.jsonHelper.loadKeyValuesSync();
 
       _unset(obj, keyPath);
 
-      this.fnc.saveKeyValuesSync(obj);
+      this.jsonHelper.saveKeyValuesSync(obj);
     } else {
       // Unset all keyValues by saving empty object.
-      this.fnc.saveKeyValuesSync({});
+      this.jsonHelper.saveKeyValuesSync({});
     }
   }
 }
diff --git a/test/index.test.ts b/test/index.test.ts
index fa6b6d6..4abed27 100644
--- a/test/index.test.ts
+++ b/test/index.test.ts
@@ -1,12 +1,6 @@
+import fs from 'node:fs';
 import { KeyValues } from '../src';
 
-const options: Options = {
-  atomicSave: false,
-  dir: 'localdb/data',
-  fileName: 'settings.json',
-  prettify: true,
-  numSpaces: 4,
-};
 const defaultOptions: Options = {
   atomicSave: true,
   dir: 'localdb',
@@ -15,7 +9,13 @@ const defaultOptions: Options = {
   numSpaces: 2,
 };
 
-const kvs = new KeyValues(options);
+const options: Options = {
+  atomicSave: false,
+  dir: 'localdb/data',
+  fileName: 'settings.json',
+  prettify: true,
+  numSpaces: 4,
+};
 
 const complex = {
   name: 'complex',
@@ -47,9 +47,30 @@ const persons: IPerson[] = [
 // console.log(JSON.stringify(p.toString()));
 // console.log('age', t.age);
 
+const deleteFiles = () => {
+    //delete json file
+    const kvs = new KeyValues(options);
+    if (fs.existsSync(kvs.file())) {
+      fs.unlinkSync(kvs.file());
+    }
+
+    const kvsDefault = new KeyValues(defaultOptions);
+    if (fs.existsSync(kvsDefault.file())) {
+      fs.unlinkSync(kvsDefault.file());
+    }
+};
+
 describe('KeyValues Default Test', () => {
-  it('healthCheck', () => {
-    expect(1).toBe(1);
+  let kvs: KeyValues;
+
+  beforeAll(() => {
+    deleteFiles();
+
+    kvs = new KeyValues(options);
+  });
+
+  afterAll(() => {
+    // deleteFiles();
   });
 
   // test('test set symbol', () => {
@@ -75,6 +96,7 @@ describe('KeyValues Default Test', () => {
     await kvs.set({ propAsync: true });
     expect(await kvs.get('propAsync')).toBeTruthy();
   });
+
   it('test set/get property', () => {
     kvs.setSync({ prop: false });
     expect(kvs.getSync('prop')).toBeFalsy();
@@ -146,6 +168,7 @@ describe('KeyValues Default Test', () => {
     const r = kvs.getSync<IPerson>('person');
     expect(r.name).toEqual('John Doe');
   });
+
   it('test set/get of array map object', () => {
     const mapPerson = persons.map((person) => ({ ...person }));
     kvs.setSync('persons', mapPerson);
@@ -200,6 +223,7 @@ describe('KeyValues Default Test', () => {
     const r = await kvs.has('string');
     expect(r).toBeTruthy();
   });
+
   it('test unset propertie async', async () => {
     await kvs.unset('string');
     const r = await kvs.has('string');
@@ -209,6 +233,7 @@ describe('KeyValues Default Test', () => {
   it('test has propertie', () => {
     expect(kvs.hasSync('complex')).toBeTruthy();
   });
+
   it('test unset propertie', () => {
     kvs.unsetSync('complex');
     expect(kvs.hasSync('complex')).toBeFalsy();
@@ -221,10 +246,12 @@ describe('KeyValues Default Test', () => {
   it('test unset undefined propertie', () => {
     expect(kvs.unsetSync('undefined')).toBeFalsy();
   });
+
   it('test unset/get ', () => {
     kvs.unsetSync('boolean');
     expect(kvs.getSync('boolean')).toBeUndefined();
   });
+
   it('test unsetAll/get all async', async () => {
     await kvs.unset();
     expect(kvs.getSync()).toEqual({});
diff --git a/test/jsonFile.test.ts b/test/jsonFile.test.ts
index 0b108a5..531eaf3 100644
--- a/test/jsonFile.test.ts
+++ b/test/jsonFile.test.ts
@@ -1,17 +1,14 @@
-// Generated by CodiumAI
 import fs from 'node:fs';
 import { KeyValues } from '../src/keyvalues';
 import { JsonFileHelper } from '../src/internal/JsonFileHelper';
 
 describe('KeyValues', () => {
-  it('healthCheck', () => {
-    expect(1).toBe(1);
-  });
-
-  afterAll(() => {
+  beforeAll(() => {
     //delete json file
     const kvs = new KeyValues();
-    fs.unlinkSync(kvs.file());
+    if (fs.existsSync(kvs.file())) {
+      fs.unlinkSync(kvs.file());
+    }
   });
 
   it('should return the path to the keyvalues file with default options', () => {
@@ -123,7 +120,6 @@ describe('KeyValues', () => {
 
     // Assert
     expect(result).toEqual({});
-    fs.unlinkSync(jsonFileHelper.getJsonFilePath());
   });
 
 });
diff --git a/tsconfig.json b/tsconfig.json
index 921fa28..9781695 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "strict": true,
     "useDefineForClassFields": true,
-    "forceConsistentCasingInFileNames": true, 
+    "forceConsistentCasingInFileNames": true,
     "target": "ES6",
     "module": "CommonJS",
     "outDir": "./dist",
diff --git a/tsconfig.prod.json b/tsconfig.prod.json
new file mode 100644
index 0000000..6865f33
--- /dev/null
+++ b/tsconfig.prod.json
@@ -0,0 +1,7 @@
+{
+	"extends": "./tsconfig.json",
+  "compilerOptions": {
+    "sourceMap": false,
+		"declarationMap": false
+  }
+}