* Add s3 bucket template provider
- Refactor the custom github template code
- add interface for template provider
* Validate if aws creds are passed if bucket flag
- refactor s3 provider struct to take client
- add function which returns the aws s3 client
- update error messages
* Add aws s3 bucket flags documentation in README.md
- Rename the github_test.go to customTemplate_test.go
* go mod update
* Move template provider code to pkg/external/customtemplates dir
* Remove github and aws update variables from flag
* Rename CustomTemplateProvider to Provider
* Update integration and function command in makefile
* Update github test case, accept token
* readme update
* go mod tidy
* Update build-test.yml
* handle empty dir in s3
* Add requested changes
- download/update s3 and github only when `-ut` is passed
- only print the missing env variable for s3
- add the custom templates path in
~/.config/nuclei/.template-config.json
* print custom paths only if exists in config file
* misc update
* tag update
Co-authored-by: sandeep <8293321+ehsandeep@users.noreply.github.com>
Co-authored-by: Sandeep Singh <sandeep@projectdiscovery.io>