refactor(auth): move into central auth-engine setup

Signed-off-by: kjuulh <contact@kjuulh.io>

como_auth/src/introspection.rs

@@ -14,31 +14,31 @@ pub struct IntrospectionState {
 
 #[derive(clap::Args, Clone, Debug, PartialEq, Eq)]
 pub struct IntrospectionConfigClap {
-    #[arg(
-        env = "ZITADEL_AUTHORITY",
-        long = "zitadel-authority",
-        group = "introspection"
-    )]
-    pub authority: String,
+    // #[arg(
+    //     env = "ZITADEL_AUTHORITY",
+    //     long = "zitadel-authority",
+    //     group = "zitadel"
+    // )]
+    pub authority: Option<String>,
 
-    #[arg(
-        env = "ZITADEL_CLIENT_ID",
-        long = "zitadel-client-id",
-        group = "introspection"
-    )]
-    pub client_id: String,
-    #[arg(
-        env = "ZITADEL_CLIENT_SECRET",
-        long = "zitadel-client-secret",
-        group = "introspection"
-    )]
-    pub client_secret: String,
+    // #[arg(
+    //     env = "ZITADEL_CLIENT_ID",
+    //     long = "zitadel-client-id",
+    //     group = "zitadel"
+    // )]
+    pub client_id: Option<String>,
+    // #[arg(
+    //     env = "ZITADEL_CLIENT_SECRET",
+    //     long = "zitadel-client-secret",
+    //     group = "zitadel"
+    // )]
+    pub client_secret: Option<String>,
 }
 
 impl IntrospectionConfigClap {
     async fn try_into(self) -> anyhow::Result<IntrospectionState> {
-        IntrospectionStateBuilder::new(&self.authority)
-            .with_basic_auth(&self.client_id, &self.client_secret)
+        IntrospectionStateBuilder::new(&self.authority.unwrap())
+            .with_basic_auth(&self.client_id.unwrap(), &self.client_secret.unwrap())
             .build()
             .await
             .context("failed to generate an introspection builder")