feat: gitea SDK extended tests + research type coverage

- gitea: list_org_repos, get_issue, list_notifications, list_orgs,
  get_org — exercises authed_get paths for more API endpoints
- research: empty tasks parse, multiple tasks parse, depth boundary
  edge cases

src/integration_test.rs

@@ -4276,6 +4276,42 @@ mod gitea_sdk_tests {
         assert!(!repos.is_empty(), "Should find sol repo by query");
     }
 
+    #[tokio::test]
+    async fn test_list_org_repos() {
+        let Some(gitea) = dev_gitea().await else { eprintln!("Skipping: no Gitea+OpenBao"); return; };
+        let repos = gitea.list_org_repos("sol", "studio", Some(50)).await.unwrap();
+        assert!(!repos.is_empty(), "Studio org should have repos");
+    }
+
+    #[tokio::test]
+    async fn test_get_issue() {
+        let Some(gitea) = dev_gitea().await else { eprintln!("Skipping: no Gitea+OpenBao"); return; };
+        let issue = gitea.get_issue("sol", "studio", "sol", 1).await.unwrap();
+        assert_eq!(issue.number, 1);
+        assert!(issue.title.contains("Bootstrap"));
+    }
+
+    #[tokio::test]
+    async fn test_list_notifications() {
+        let Some(gitea) = dev_gitea().await else { eprintln!("Skipping: no Gitea+OpenBao"); return; };
+        // May be empty, just verify it doesn't error
+        let _ = gitea.list_notifications("sol").await.unwrap();
+    }
+
+    #[tokio::test]
+    async fn test_list_orgs() {
+        let Some(gitea) = dev_gitea().await else { eprintln!("Skipping: no Gitea+OpenBao"); return; };
+        let orgs = gitea.list_orgs("sol", "sol").await.unwrap();
+        assert!(orgs.iter().any(|o| o.username == "studio"), "Should list studio org");
+    }
+
+    #[tokio::test]
+    async fn test_get_org() {
+        let Some(gitea) = dev_gitea().await else { eprintln!("Skipping: no Gitea+OpenBao"); return; };
+        let org = gitea.get_org("sol", "studio").await.unwrap();
+        assert_eq!(org.username, "studio");
+    }
+
     #[tokio::test]
     async fn test_create_and_close_issue() {
         let Some(gitea) = dev_gitea().await else { eprintln!("Skipping: no Gitea+OpenBao"); return; };
@@ -5466,6 +5502,30 @@ mod research_extended_tests {
         assert_eq!(json["tool_calls_made"], 3);
     }
 
+    #[test]
+    fn test_research_empty_tasks() {
+        let parsed: serde_json::Value = serde_json::from_str(r#"{"tasks":[]}"#).unwrap();
+        let tasks: Vec<research::ResearchTask> = serde_json::from_value(
+            parsed.get("tasks").cloned().unwrap_or(serde_json::json!([])),
+        ).unwrap();
+        assert!(tasks.is_empty());
+    }
+
+    #[test]
+    fn test_research_multiple_tasks_parse() {
+        let json = serde_json::json!({
+            "tasks": [
+                {"focus": "auth", "instructions": "check auth flow"},
+                {"focus": "db", "instructions": "review schema"},
+                {"focus": "api", "instructions": "list endpoints"},
+            ]
+        });
+        let tasks: Vec<research::ResearchTask> = serde_json::from_value(json["tasks"].clone()).unwrap();
+        assert_eq!(tasks.len(), 3);
+        assert_eq!(tasks[0].focus, "auth");
+        assert_eq!(tasks[2].focus, "api");
+    }
+
     #[test]
     fn test_research_result_output_format() {
         let results = vec![