feat(core): Microservices Architecture

[OmarAbdelSamea]

Description

Making Fossology Architecture microservice friendly.

Changes

1. Added Dockerfile for
   • Scheduler
   • Web
   • nomos
   • Ojo
   • Ununpack
   • Copyright
   • Wget_agent
2. Added Kubernetes manfist files
   • Agents Deploymnets and service
   • Config maps and secrets
   • ETCD deployment, service and pvc
   • Database Statefulset, service and pvc
   • Scheudler Deployment, service and pvc
   • Web Deployment and service
   • Repository pvc
3. Modfied the following function to get configuration from ETCD instead of conf files
   • scheduler_agent_config in scheudler.c
   • scheduler_foss_config in scheduler.c
   • fo_dbconnect in libfossdb
4. Modified agent_spawn in agent.c to get the agents from kubernetes cluster using kubectl exec instead of ssh
5. Modified agent_test in agent.c to check for agent type before testing the host
6. added host type in host_t struct.
7. Modifed host_init to account for host type in host.c
8. Modifed plugin_disable in common-plugin to only list availble agents in upload section

How to test

All installation instructions are provided in here

[shaheemazmalmmd]

Please squash the commits and follow git commit conventions from CONTRIBUTING.md

[shaheemazmalmmd]

please take care release data has been over written.

[OmarAbdelSamea]

I pulled the latest changelog from master. but currently fo-debuild not working

Updating changelog with focal distro and 3.10.0.60-1 version.
debchange: fatal error at line 1211:
New version specified (3.10.0.60-1) is less than
the current version number (3.11.0-1)!  Use -b to force.

[github-actions]

This pull request has conflicts, please rebase with master to resolve those before we can evaluate the pull request.

[github-actions]

This pull request has conflicts, please rebase with master to resolve those before we can evaluate the pull request.

[avinal]

@GMishx @shaheemazmalmmd Just to confirm, this PR contains all the work related to the microservices project?