Refactor owner scope across channels and fix default routing fallback (#1151)

* refactor: add explicit owner scope across channels

* fix: tighten routine owner target routing

* fix: address owner scope review feedback

* Fix owner-scope onboarding and event trigger isolation

* Tighten routing fallback and wizard owner validation

* fix: address owner-scope follow-up review

* fix: tighten owner-scope follow-up details

* fix: import Channel trait in telegram test

* fix: normalize http webhook sender ids

* fix: address remaining owner-scope review issues

* fix: reconcile config rebase fallout

* fix: reconcile extension manager rebase drift

* fix: address current copilot review regressions

* fix: restore clippy matrix after rebase

src/tools/builtin/message.rs

@@ -129,21 +129,28 @@ impl Tool for MessageTool {
                     .map(|c| c.to_string())
             };
 
-        // Get target: use param → conversation default → job metadata
+        // Get target: use param → conversation default → job metadata → owner scope
+        // fallback when a specific channel is known.
         let target = if let Some(t) = params.get("target").and_then(|v| v.as_str()) {
-            t.to_string()
+            Some(t.to_string())
         } else if let Some(t) = self
             .default_target
             .read()
             .unwrap_or_else(|e| e.into_inner())
             .clone()
         {
-            t
+            Some(t)
         } else if let Some(t) = ctx.metadata.get("notify_user").and_then(|v| v.as_str()) {
-            t.to_string()
+            Some(t.to_string())
+        } else if channel.is_some() {
+            Some(ctx.user_id.clone())
         } else {
+            None
+        };
+
+        let Some(target) = target else {
             return Err(ToolError::ExecutionFailed(
-                "No target specified and no active conversation. Provide target parameter."
+                "No target specified and no channel-scoped routing target could be resolved. Provide target parameter."
                     .to_string(),
             ));
         };
@@ -659,6 +666,31 @@ mod tests {
         );
     }
 
+    #[tokio::test]
+    async fn message_tool_falls_back_to_ctx_user_when_channel_known() {
+        // Regression for owner-scoped notifications: a channel can be known
+        // even when the concrete delivery target is omitted, so the message
+        // tool should pass ctx.user_id through to the channel layer.
+        let tool = MessageTool::new(Arc::new(ChannelManager::new()));
+
+        let mut ctx =
+            crate::context::JobContext::with_user("owner-scope", "routine-job", "price alert");
+        ctx.metadata = serde_json::json!({
+            "notify_channel": "telegram",
+        });
+
+        let result = tool
+            .execute(serde_json::json!({"content": "NEAR price is $5"}), &ctx)
+            .await;
+
+        assert!(result.is_err()); // safety: test-only assertion
+        let err = result.unwrap_err().to_string();
+        let mentions_missing_target = err.contains("No target specified");
+        assert!(!mentions_missing_target); // safety: test-only assertion
+        let mentions_missing_channel = err.contains("No channel specified");
+        assert!(!mentions_missing_channel); // safety: test-only assertion
+    }
+
     #[tokio::test]
     async fn message_tool_no_metadata_still_errors() {
         // When neither conversation context nor metadata is set, should still

src/tools/builtin/routine.rs

@@ -106,7 +106,7 @@ pub(crate) fn routine_create_parameters_schema() -> serde_json::Value {
             },
             "notify_user": {
                 "type": "string",
-                "description": "User or destination to notify, for example a username or chat ID."
+                "description": "Optional explicit user or destination to notify, for example a username or chat ID. Omit it to use the configured owner's last-seen target for that channel."
             },
             "timezone": {
                 "type": "string",
@@ -387,8 +387,7 @@ impl Tool for RoutineCreateTool {
                 user: params
                     .get("notify_user")
                     .and_then(|v| v.as_str())
-                    .unwrap_or("default")
-                    .to_string(),
+                    .map(String::from),
                 ..NotifyConfig::default()
             },
             last_run_at: None,