Add info.contact to openapi

Author: sonallux

spotify-web-api-generator-open-api/spotify-web-api-openapi.yml

@@ -1,6 +1,8 @@
 openapi: 3.0.1
 info:
   title: Spotify Web API
+  contact:
+    url: https://github.com/sonallux/spotify-web-api
   version: 2021.4.2
 externalDocs:
   description: Find more info on the official Spotify Web API Reference

spotify-web-api-generator-open-api/src/main/java/de/sonallux/spotify/generator/openapi/OpenApiGenerator.java

@@ -4,6 +4,7 @@
 import de.sonallux.spotify.core.SpotifyWebApiUtils;
 import de.sonallux.spotify.core.model.*;
 import io.swagger.v3.oas.models.*;
+import io.swagger.v3.oas.models.info.Contact;
 import io.swagger.v3.oas.models.info.Info;
 import io.swagger.v3.oas.models.media.*;
 import io.swagger.v3.oas.models.parameters.RequestBody;
@@ -38,13 +39,13 @@ public OpenApiGenerator() {
     public OpenAPI generate(SpotifyWebApi apiDocumentation) {
         this.openAPI = new OpenAPI();
         this.openAPI
-                .externalDocs(new ExternalDocumentation()
-                        .url(apiDocumentation.getApiDocumentationUrl())
-                        .description("Find more info on the official Spotify Web API Reference")
-                )
+                .externalDocs(generateExternalDocumentation(apiDocumentation.getApiDocumentationUrl()))
                 .info(new Info()
                         .title("Spotify Web API")
                         .version(VersionProvider.getVersion())
+                        .contact(new Contact()
+                            .url("https://github.com/sonallux/spotify-web-api")
+                        )
                 )
                 .servers(List.of(new Server().url(apiDocumentation.getEndpointUrl())))
                 .components(new Components()