fix(providers): convert to TS, add picture (#2851)

Author: balazsorban44

src/providers/keycloak.js

@@ -0,0 +1,48 @@
+import { OAuthConfig, OAuthUserConfig } from "."
+
+export interface KeycloakProfile {
+  exp: number
+  iat: number
+  auth_time: number
+  jti: string
+  iss: string
+  aud: string
+  sub: string
+  typ: string
+  azp: string
+  session_state: string
+  at_hash: string
+  acr: string
+  sid: string
+  email_verified: boolean
+  name: string
+  preferred_username: string
+  given_name: string
+  family_name: string
+  email: string
+  picture: string
+  user: any
+}
+
+export default function Keycloak<
+  P extends Record<string, any> = KeycloakProfile
+>(options: OAuthUserConfig<P>): OAuthConfig<P> {
+  return {
+    id: "keycloak",
+    name: "Keycloak",
+    wellKnown: `${options.issuer}/.well-known/openid-configuration`,
+    type: "oauth",
+    authorization: { params: { scope: "openid email profile" } },
+    checks: ["pkce", "state"],
+    idToken: true,
+    profile(profile) {
+      return {
+        id: profile.sub,
+        name: profile.name ?? profile.preferred_username,
+        email: profile.email,
+        image: profile.picture,
+      }
+    },
+    options,
+  }
+}