feat: oidc (#605)

* chore: add oidc base config

* wip: authorize page

* feat: implement basic oidc functionality

* refactor: implement oidc following tinyauth patterns

* feat: adapt frontend to oidc flow

* fix: review comments

* fix: oidc review comments

* feat: refresh token grant type support

* feat: cleanup expired oidc sessions

* feat: frontend i18n

* fix: fix typo in error screen

* tests: add basic testing

* fix: more review comments

* refactor: rework oidc error messages

* feat: openid discovery endpoint

* feat: jwk endpoint

* i18n: fix typo

* fix: more rabbit nitpicks

* fix: final review comments

* i18n: authorize page error messages

internal/bootstrap/service_bootstrap.go

@@ -12,6 +12,7 @@ type Services struct {
 	dockerService        *service.DockerService
 	ldapService          *service.LdapService
 	oauthBrokerService   *service.OAuthBrokerService
+	oidcService          *service.OIDCService
 }
 
 func (app *BootstrapApp) initServices(queries *repository.Queries) (Services, error) {
@@ -88,5 +89,21 @@ func (app *BootstrapApp) initServices(queries *repository.Queries) (Services, er
 
 	services.oauthBrokerService = oauthBrokerService
 
+	oidcService := service.NewOIDCService(service.OIDCServiceConfig{
+		Clients:        app.config.OIDC.Clients,
+		PrivateKeyPath: app.config.OIDC.PrivateKeyPath,
+		PublicKeyPath:  app.config.OIDC.PublicKeyPath,
+		Issuer:         app.config.AppURL,
+		SessionExpiry:  app.config.Auth.SessionExpiry,
+	}, queries)
+
+	err = oidcService.Init()
+
+	if err != nil {
+		return Services{}, err
+	}
+
+	services.oidcService = oidcService
+
 	return services, nil
 }