feat: show worktree indicator in issue list

src/cli/issues/list.rs

@@ -299,12 +299,13 @@ pub async fn cmd_list(
         db::load_issues_with_filter(&conn, &link.forge_repo, &filter)?
     };
     let comment_counts = db::count_comments_by_issue(&conn, &link.forge_repo)?;
+    let worktree_issues = db::get_worktree_issue_ids(&conn, &link.forge_repo)?;
     let elapsed = start.elapsed();
 
     if json_output {
         println!("{}", serde_json::to_string_pretty(&issues)?);
     } else if tree {
-        super::print_issues_tree(&issues, &comment_counts, &child_progress);
+        super::print_issues_tree(&issues, &comment_counts, &child_progress, &worktree_issues);
         print_footer(
             issues.len(),
             elapsed.as_millis(),
@@ -318,6 +319,7 @@ pub async fn cmd_list(
             &comment_counts,
             &child_progress,
             &issues_with_parent,
+            &worktree_issues,
         );
         let show_tree_hint = has_hierarchy && effective_root_only;
         let show_flat_hint = has_hierarchy && effective_root_only;

src/cli/issues/mod.rs

@@ -123,6 +123,7 @@ pub(crate) fn print_issues(
     comment_counts: &HashMap<String, usize>,
     child_progress: &HashMap<String, ChildProgress>,
     issues_with_parent: &HashSet<String>,
+    worktree_issues: &HashSet<String>,
 ) {
     if issues.is_empty() {
         println!("No open issues.");
@@ -133,7 +134,8 @@ pub(crate) fn print_issues(
         let comment_count = comment_counts.get(&issue.id).copied();
         let progress = child_progress.get(&issue.id).copied();
         let has_parent = issues_with_parent.contains(&issue.id);
-        display::print_issue_row(issue, comment_count, progress, has_parent);
+        let has_worktree = worktree_issues.contains(&issue.id);
+        display::print_issue_row(issue, comment_count, progress, has_parent, has_worktree);
     }
 }
 
@@ -142,6 +144,7 @@ pub(crate) fn print_issues_tree(
     issues: &[Issue],
     comment_counts: &HashMap<String, usize>,
     child_progress: &HashMap<String, ChildProgress>,
+    worktree_issues: &HashSet<String>,
 ) {
     if issues.is_empty() {
         println!("No open issues.");
@@ -169,7 +172,14 @@ pub(crate) fn print_issues_tree(
         .collect();
 
     for root in roots {
-        print_issue_tree_node(root, &children_map, comment_counts, child_progress, 0);
+        print_issue_tree_node(
+            root,
+            &children_map,
+            comment_counts,
+            child_progress,
+            worktree_issues,
+            0,
+        );
     }
 }
 
@@ -178,11 +188,13 @@ fn print_issue_tree_node(
     children_map: &HashMap<Option<String>, Vec<&Issue>>,
     comment_counts: &HashMap<String, usize>,
     child_progress: &HashMap<String, ChildProgress>,
+    worktree_issues: &HashSet<String>,
     depth: usize,
 ) {
     let comment_count = comment_counts.get(&issue.id).copied();
     let progress = child_progress.get(&issue.id).copied();
-    display::print_issue_row_indented(issue, comment_count, progress, depth);
+    let has_worktree = worktree_issues.contains(&issue.id);
+    display::print_issue_row_indented(issue, comment_count, progress, depth, has_worktree);
 
     // Print children
     if let Some(children) = children_map.get(&Some(issue.id.clone())) {
@@ -192,6 +204,7 @@ fn print_issue_tree_node(
                 children_map,
                 comment_counts,
                 child_progress,
+                worktree_issues,
                 depth + 1,
             );
         }

src/db/mod.rs

@@ -41,8 +41,8 @@ pub use rate_limit::{
 pub use repos::WatchedRepo;
 pub use repos::{
     RepoLink, add_watched_repo, cleanup_stale_repos, clear_worktree_issues, get_repo_link,
-    get_worktree_issue, list_watched_repos, remove_repo_link, remove_watched_repo, set_repo_link,
-    set_worktree_issue, touch_repo,
+    get_worktree_issue, get_worktree_issue_ids, list_watched_repos, remove_repo_link,
+    remove_watched_repo, set_repo_link, set_worktree_issue, touch_repo,
 };
 
 // From sync_state

src/db/repos/mod.rs

@@ -13,4 +13,6 @@ pub use watched::{
     WatchedRepo, add_watched_repo, cleanup_stale_repos, list_watched_repos, remove_watched_repo,
     touch_repo,
 };
-pub use worktree::{clear_worktree_issues, get_worktree_issue, set_worktree_issue};
+pub use worktree::{
+    clear_worktree_issues, get_worktree_issue, get_worktree_issue_ids, set_worktree_issue,
+};

src/db/repos/worktree.rs

@@ -1,5 +1,7 @@
 //! Worktree issues - associating issues with git worktrees
 
+use std::collections::HashSet;
+
 use anyhow::Result;
 use rusqlite::{Connection, OptionalExtension, params};
 
@@ -63,3 +65,12 @@ pub fn clear_worktree_issues(conn: &Connection, git_dir: &str) -> Result<()> {
     )?;
     Ok(())
 }
+
+/// Get all issue IDs that have active worktrees for a given repo
+pub fn get_worktree_issue_ids(conn: &Connection, repo: &str) -> Result<HashSet<String>> {
+    let mut stmt = conn.prepare("SELECT issue_id FROM worktree_issues WHERE repo = ?")?;
+    let ids = stmt
+        .query_map(params![repo], |row| row.get::<_, String>(0))?
+        .collect::<Result<HashSet<_>, _>>()?;
+    Ok(ids)
+}

src/display/issues.rs

@@ -264,8 +264,16 @@ pub fn print_issue_row(
     comment_count: Option<usize>,
     child_progress: Option<ChildProgress>,
     has_parent: bool,
+    has_worktree: bool,
 ) {
-    print_issue_row_impl(issue, comment_count, child_progress, has_parent, 0);
+    print_issue_row_impl(
+        issue,
+        comment_count,
+        child_progress,
+        has_parent,
+        0,
+        has_worktree,
+    );
 }
 
 /// Print a compact issue list row with indentation for tree display
@@ -274,9 +282,17 @@ pub fn print_issue_row_indented(
     comment_count: Option<usize>,
     child_progress: Option<ChildProgress>,
     depth: usize,
+    has_worktree: bool,
 ) {
     // In tree view, don't show parent indicator (hierarchy is visual)
-    print_issue_row_impl(issue, comment_count, child_progress, false, depth);
+    print_issue_row_impl(
+        issue,
+        comment_count,
+        child_progress,
+        false,
+        depth,
+        has_worktree,
+    );
 }
 
 /// Internal implementation for issue row printing
@@ -286,6 +302,7 @@ fn print_issue_row_impl(
     child_progress: Option<ChildProgress>,
     has_parent: bool,
     depth: usize,
+    has_worktree: bool,
 ) {
     let tty = is_tty();
 
@@ -331,6 +348,9 @@ fn print_issue_row_impl(
     // Format issue ID: "#123" for GitHub, "DEV-123" for Linear/JIRA
     let issue_id = format_issue_id(&issue.id);
 
+    // Format worktree indicator
+    let worktree_str = if has_worktree { " ⎇" } else { "" };
+
     // Build indentation prefix for tree display
     let indent = if depth > 0 {
         format!("{}└─ ", "  ".repeat(depth - 1))
@@ -340,12 +360,17 @@ fn print_issue_row_impl(
 
     if tty {
         println!(
-            "{}{} {}  {:>10}  {}{}{}{}{}  {}{}",
+            "{}{} {}  {:>10}  {}{}{}{}{}{}  {}{}",
             indent,
             state_char,
             priority_str,
             issue_id.dimmed(),
             issue.title,
+            if has_worktree {
+                worktree_str.magenta().to_string()
+            } else {
+                String::new()
+            },
             parent_str.dimmed(),
             progress_str.cyan(),
             labels_str,
@@ -355,12 +380,13 @@ fn print_issue_row_impl(
         );
     } else {
         println!(
-            "{}{} {}  {:<10}  {}{}{}{}{}  {}{}",
+            "{}{} {}  {:<10}  {}{}{}{}{}{}  {}{}",
             indent,
             state_char,
             priority_str,
             issue_id,
             issue.title,
+            worktree_str,
             parent_str,
             progress_str,
             labels_str,