auth-backend: make resolver required in all sign-in options

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/auth-backend/src/providers/github/provider.ts

@@ -258,7 +258,7 @@ export type GithubProviderOptions = {
     /**
      * Maps an auth result to a Backstage identity for the user.
      */
-    resolver?: SignInResolver<GithubOAuthResult>;
+    resolver: SignInResolver<GithubOAuthResult>;
   };
 
   /**

plugins/auth-backend/src/providers/gitlab/provider.ts

@@ -199,7 +199,7 @@ export type GitlabProviderOptions = {
    * the catalog for a single user entity that has a matching `microsoft.com/email` annotation.
    */
   signIn?: {
-    resolver?: SignInResolver<OAuthResult>;
+    resolver: SignInResolver<OAuthResult>;
   };
 };
 

plugins/auth-backend/src/providers/google/provider.ts

@@ -215,7 +215,7 @@ export type GoogleProviderOptions = {
     /**
      * Maps an auth result to a Backstage identity for the user.
      */
-    resolver?: SignInResolver<OAuthResult>;
+    resolver: SignInResolver<OAuthResult>;
   };
 };
 

plugins/auth-backend/src/providers/microsoft/provider.ts

@@ -234,7 +234,7 @@ export type MicrosoftProviderOptions = {
     /**
      * Maps an auth result to a Backstage identity for the user.
      */
-    resolver?: SignInResolver<OAuthResult>;
+    resolver: SignInResolver<OAuthResult>;
   };
 };
 

plugins/auth-backend/src/providers/oauth2/provider.ts

@@ -202,7 +202,7 @@ export type OAuth2ProviderOptions = {
   authHandler?: AuthHandler<OAuthResult>;
 
   signIn?: {
-    resolver?: SignInResolver<OAuthResult>;
+    resolver: SignInResolver<OAuthResult>;
   };
 };
 

plugins/auth-backend/src/providers/oidc/provider.ts

@@ -227,7 +227,7 @@ export type OidcProviderOptions = {
   authHandler?: AuthHandler<OidcAuthResult>;
 
   signIn?: {
-    resolver?: SignInResolver<OidcAuthResult>;
+    resolver: SignInResolver<OidcAuthResult>;
   };
 };
 

plugins/auth-backend/src/providers/okta/provider.ts

@@ -237,7 +237,7 @@ export type OktaProviderOptions = {
     /**
      * Maps an auth result to a Backstage identity for the user.
      */
-    resolver?: SignInResolver<OAuthResult>;
+    resolver: SignInResolver<OAuthResult>;
   };
 };
 

plugins/auth-backend/src/providers/saml/provider.ts

@@ -165,7 +165,7 @@ export type SamlProviderOptions = {
     /**
      * Maps an auth result to a Backstage identity for the user.
      */
-    resolver?: SignInResolver<SamlAuthResult>;
+    resolver: SignInResolver<SamlAuthResult>;
   };
 };