httpbin-re: HTTP Request & Response Service

Updates and REbuild based on Kenneth Reitz's project

Run locally:

docker pull ghcr.io/pichuang/httpbin-re:master
docker run -p 8080:80 ghcr.io/pichuang/httpbin-re:master

# or
docker-compose up -d

See http://httpbin.org for more information.

Major Changelog

Change
- Ubuntu 18.04 -> Ubuntu 22.04
- Travis CI -> GitHub Actions
- Python 3.6 -> Python 3.10
- Pipenv -> built-in pip
Add
- Provide variables to change TITLE and DESCRIPTION
- Follow OCI Specification