Add OAUTH2 OIDC login support (#1140)

* Somewhat working

* Change Autocreate logic

* Add OAuth Error Message if Auto create Disabled

* Display OAUTH2 username(email) in Account Settings

* Disable Change user/pass for Oauth2 user

* Hide SSO Button if SSO login Disabled

* Remove some spaces and comments

* Add OAUTH2 Login example docker-compose file

* Add Some Comments

* Hide Printing of Client secret

* Remove OAUTH2 Beans

and replace with applicationProperties

* Add conditional annotation to Bean Creation

* Update settings.yml.template

Add OAUTH2 enabling template.

* Update messages_en_GB.properties

build.gradle

@@ -99,6 +99,7 @@ dependencies {
         implementation 'org.springframework.boot:spring-boot-starter-security:3.2.4'
         implementation 'org.thymeleaf.extras:thymeleaf-extras-springsecurity5:3.1.2.RELEASE'
         implementation "org.springframework.boot:spring-boot-starter-data-jpa:3.2.4"
+        implementation 'org.springframework.boot:spring-boot-starter-oauth2-client:3.2.4'
 
         //2.2.x requires rebuild of DB file.. need migration path
         implementation "com.h2database:h2:2.1.214"