Functionality of OAuth2

[harshadk-sourcefuse]

Description

Added OAuth2 Implementation so user can just add Outh2 properties and can integrate the Oauth2 api in auth service

Just Add below properties for enabling the oauth2 for particular provider

## below properties are for google
spring.security.oauth2.client.registration.google.provider=google
spring.security.oauth2.client.registration.google.client-id={Client Id Here}
spring.security.oauth2.client.registration.google.client-secret={Clien Secret Here}
spring.security.oauth2.client.registration.google.scope= email, profile

## below properties are for github
spring.security.oauth2.client.registration.github.provider=github
spring.security.oauth2.client.registration.github.client-id={Client Id Here}
spring.security.oauth2.client.registration.github.client-secret={Client Secret Here}
spring.security.oauth2.client.registration.github.scope= read:user, user:email


## below properties are for leycloak
spring.security.oauth2.client.registration.keycloak.provider=keycloak
spring.security.oauth2.client.registration.keycloak.client-id={Client Id Here}
spring.security.oauth2.client.registration.keycloak.authorization-grant-type=authorization_code
spring.security.oauth2.client.registration.keycloak.scope=openid, email, profile
spring.security.oauth2.client.provider.keycloak.issuer-uri={Issuer URLHere}
spring.security.oauth2.client.provider.keycloak.user-name-attribute=preferred_username

Fixes # (issue)

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Intermediate change (work in progress)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• Test A
• Test B

Checklist:

• Performed a self-review of my own code
• npm test passes on your machine
• New tests added or existing tests modified to cover all changes
• Code conforms with the style guide
• [] API Documentation in code was updated
• Any dependent changes have been merged and published in downstream modules

[AdilSDE]

Please check below comments , if you find it good to be consider ,you may apply it.

[sonarcloud]

SonarCloud Quality Gate failed.   

0 Bugs
0 Vulnerabilities
1 Security Hotspot
2 Code Smells

0.0% Coverage
1.7% Duplication

Catch issues before they fail your Quality Gate with our IDE extension SonarLint

[sonarcloud]

Quality Gate failed

Failed conditions
4 New issues
1 Security Hotspot
C Reliability Rating on New Code (required ≥ A)
2 New Bugs (required ≤ 0)

See analysis details on SonarCloud

Catch issues before they fail your Quality Gate with our IDE extension SonarLint

[mlakdawala-sf]

Sonar issues needs to be revisited, Rest looks good to me