diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 988a216..866e7d9 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -7,31 +7,6 @@ on:
       - main
 
 jobs:
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.11'
-
-      - name: Install dependencies
-        run: |
-          pip install black mypy types-requests types-boto3
-
-      - name: Run mypy
-        run: |
-          mypy ./publish_artifacts.py
-
-      - name: Run black
-        run: |
-          black --check --diff ./publish_artifacts.py
-
-
   unit-test:
     runs-on: ubuntu-latest
     steps:
diff --git a/action.yml b/action.yml
index b97bfc2..fd09da7 100644
--- a/action.yml
+++ b/action.yml
@@ -15,27 +15,26 @@ inputs:
 runs:
   using: "composite"
   steps:
-    - name: Set up Python
-      uses: actions/setup-python@v4
-      with:
-        python-version: '3.13'
-
-    - name: Cache Python dependencies
-      uses: actions/cache@v3
-      with:
-        path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ hashFiles('${{ github.action_path }}/requirements.txt') }}
-        restore-keys: |
-          ${{ runner.os }}-pip-
+    - name: Ensure AWS CLI is available
+      shell: bash
+      run: |
+        if ! command -v aws &> /dev/null; then
+          echo "Installing AWS CLI..."
+          apt-get update && apt-get install -y awscli
+        else
+          echo "AWS CLI is already available."
+        fi
 
-    - name: Install dependencies
+    - name: Check AWS credentials
       shell: bash
-      run: pip install -r ${{ github.action_path }}/requirements.txt
+      run: |
+        if ! aws sts get-caller-identity &> /dev/null; then
+          echo "AWS credentials are missing or invalid."
+          exit 1
+        fi
 
     - name: Upload artifacts
       shell: bash
       run: |
-        python ${{ github.action_path }}/publish_artifacts.py \
-          --path "${{ inputs.path }}" \
-          --destination "${{ inputs.destination }}" \
-          --s3-bucket "${{ inputs.s3_bucket }}"
+        aws s3 cp "${{ inputs.path }}" "s3://${{ inputs.s3_bucket }}/${{ inputs.destination }}" --recursive
+
diff --git a/publish_artifacts.py b/publish_artifacts.py
deleted file mode 100755
index 54b7e62..0000000
--- a/publish_artifacts.py
+++ /dev/null
@@ -1,44 +0,0 @@
-#!/usr/bin/env python3
-# Copyright (c) 2025 Qualcomm Innovation Center, Inc. All rights reserved.
-# SPDX-License-Identifier: BSD-3-Clause
-
-import argparse
-import boto3
-import os
-
-
-class S3Uploader:
-    def __init__(self, bucket_name: str):
-        self.bucket_name = bucket_name
-        self.client = boto3.client("s3")
-
-    def _upload_file(self, file_path: str, destination: str) -> None:
-        self.client.upload_file(file_path, self.bucket_name, destination)
-        print(f"Uploaded to S3: s3://{self.bucket_name}/{destination}")
-
-    def upload(self, dir_path: str, destination: str) -> None:
-        for root, _, files in os.walk(dir_path):
-            for file in files:
-                local_path = os.path.join(root, file)
-                relative_path = os.path.relpath(local_path, dir_path)
-                s3_path = os.path.join(destination, relative_path).replace("\\", "/")
-                self._upload_file(local_path, s3_path)
-
-
-def main():
-    parser = argparse.ArgumentParser(
-        description="Upload folders to a target destination"
-    )
-    parser.add_argument("--path", required=True, help="Path to folder to upload")
-    parser.add_argument(
-        "--destination", required=True, help="Destination path in target storage"
-    )
-    parser.add_argument("--s3-bucket", required=True, help="S3 bucket name")
-    args = parser.parse_args()
-
-    uploader = S3Uploader(bucket_name=args.s3_bucket)
-    uploader.upload(args.path, args.destination)
-
-
-if __name__ == "__main__":
-    main()
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 42e0190..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-boto3==1.40.5
\ No newline at end of file