feat(api): add OIDC session service (#6157)

This PR starts the OIDC implementation for the API V2 including the Implicit and Code Flow.


Co-authored-by: Livio Spring <[email protected]>
Co-authored-by: Tim Möhlmann <[email protected]>
Co-authored-by: Stefan Benz <[email protected]>

docs/docusaurus.config.js

@@ -274,6 +274,13 @@ module.exports = {
               groupPathsBy: "tag",
             },
           },
+          oidc: {
+            specPath: ".artifacts/openapi/zitadel/oidc/v2alpha/oidc_service.swagger.json",
+            outputDir: "docs/apis/resources/oidc_service",
+            sidebarOptions: {
+              groupPathsBy: "tag",
+            },
+          },
           settings: {
             specPath: ".artifacts/openapi/zitadel/settings/v2alpha/settings_service.swagger.json",
             outputDir: "docs/apis/resources/settings_service",

docs/sidebars.js

@@ -484,6 +484,20 @@ module.exports = {
           },
           items: require("./docs/apis/resources/session_service/sidebar.js"),
         },
+        {
+          type: "category",
+          label: "OIDC lifecycle (Alpha)",
+          link: {
+            type: "generated-index",
+            title: "OIDC service API (Alpha)",
+            slug: "/apis/resources/oidc_service",
+            description:
+              "Get OIDC Auth Request details and create callback URLs.\n"+
+              "\n"+
+              "This project is in alpha state. It can AND will continue breaking until the services provide the same functionality as the current login.",
+          },
+          items: require("./docs/apis/resources/oidc_service/sidebar.js"),
+        },
         {
           type: "category",
           label: "Settings lifecycle (alpha)",