Merge pull request #1405 from JeevaRamanathan/feature/file-pptx_parser

feat: `.pptx` Presentation parser implementation

application/api/user/routes.py

@@ -343,6 +343,7 @@ class UploadFile(Resource):
                         ".mdx",
                         ".json",
                         ".xlsx",
+                        ".pptx",
                     ],
                     job_name,
                     final_filename,