Code Review inital feedbacks

[pankaj-ag]

1. Get javascript content from another file. If we can load it from a js then it will be great.
2. Remove all unwanted packages, it will decrease the load time.
3. We need to move the fetch data logic to a different file.
4. Add a licence file
5. Variable naming is not consistent, please use a more meaningful full name.
6. Filters should be an assosiative array instead of index based (if possible)