ui: make Subagents panel detachable and position on right side

- Move Subagents panel to right side (same as Monitor)
- Add detach/float functionality with drag support
- Add resize handle for detached mode
- Clean up duplicate CSS
- Bump version to 0.1358

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

CLAUDE.md

@@ -21,7 +21,7 @@ When user says "COM": 1) Increment version in BOTH `package.json` AND `CLAUDE.md
 
 Claudeman is a Claude Code session manager with a web interface and autonomous Ralph Loop. It spawns Claude CLI processes via PTY, streams output in real-time via SSE, and supports scheduled/timed runs.
 
-**Version**: 0.1357 (must match `package.json`)
+**Version**: 0.1358 (must match `package.json`)
 
 **Tech Stack**: TypeScript (ES2022/NodeNext, strict mode), Node.js, Fastify, Server-Sent Events, node-pty
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "claudeman",
-  "version": "0.1357",
+  "version": "0.1358",
   "description": "The missing control plane for Claude Code - run 20 autonomous agents with real-time monitoring and session persistence",
   "type": "module",
   "main": "dist/index.js",

src/web/public/app.js

@@ -3235,7 +3235,12 @@ class ClaudemanApp {
     this.closeAppSettings();
     this.cancelCloseSession();
     document.getElementById('monitorPanel').classList.remove('open');
-    this.closeSubagentsPanel();
+    // Collapse subagents panel (don't hide it permanently)
+    const subagentsPanel = document.getElementById('subagentsPanel');
+    if (subagentsPanel) {
+      subagentsPanel.classList.remove('open');
+    }
+    this.subagentPanelVisible = false;
   }
 
   // ========== Monitor Panel (combined Screen Sessions + Background Tasks) ==========
@@ -3349,6 +3354,92 @@ class ClaudemanApp {
     header.addEventListener('mousedown', onMouseDown);
   }
 
+  // ========== Subagents Panel Detach & Drag ==========
+
+  toggleSubagentsDetach() {
+    const panel = document.getElementById('subagentsPanel');
+    const detachBtn = document.getElementById('subagentsDetachBtn');
+
+    if (panel.classList.contains('detached')) {
+      // Re-attach to bottom
+      panel.classList.remove('detached');
+      panel.style.top = '';
+      panel.style.left = '';
+      panel.style.width = '';
+      panel.style.height = '';
+      if (detachBtn) {
+        detachBtn.innerHTML = '⧉'; // Detach icon
+        detachBtn.title = 'Detach panel';
+      }
+    } else {
+      // Detach as floating window
+      panel.classList.add('detached');
+      panel.classList.add('open'); // Ensure it's visible
+      if (detachBtn) {
+        detachBtn.innerHTML = '⊞'; // Attach icon
+        detachBtn.title = 'Attach panel';
+      }
+      // Setup drag functionality
+      this.setupSubagentsDrag();
+    }
+  }
+
+  setupSubagentsDrag() {
+    const panel = document.getElementById('subagentsPanel');
+    const header = document.getElementById('subagentsPanelHeader');
+
+    if (!panel || !header) return;
+
+    let isDragging = false;
+    let startX, startY, startLeft, startTop;
+
+    const onMouseDown = (e) => {
+      // Only drag from header, not from buttons
+      if (e.target.closest('button')) return;
+      if (!panel.classList.contains('detached')) return;
+
+      isDragging = true;
+      startX = e.clientX;
+      startY = e.clientY;
+      const rect = panel.getBoundingClientRect();
+      startLeft = rect.left;
+      startTop = rect.top;
+
+      document.addEventListener('mousemove', onMouseMove);
+      document.addEventListener('mouseup', onMouseUp);
+      e.preventDefault();
+    };
+
+    const onMouseMove = (e) => {
+      if (!isDragging) return;
+
+      const dx = e.clientX - startX;
+      const dy = e.clientY - startY;
+
+      let newLeft = startLeft + dx;
+      let newTop = startTop + dy;
+
+      // Keep within viewport bounds
+      const rect = panel.getBoundingClientRect();
+      newLeft = Math.max(0, Math.min(window.innerWidth - rect.width, newLeft));
+      newTop = Math.max(0, Math.min(window.innerHeight - rect.height, newTop));
+
+      panel.style.left = newLeft + 'px';
+      panel.style.top = newTop + 'px';
+    };
+
+    const onMouseUp = () => {
+      isDragging = false;
+      document.removeEventListener('mousemove', onMouseMove);
+      document.removeEventListener('mouseup', onMouseUp);
+    };
+
+    // Remove existing listeners before adding new ones
+    header.removeEventListener('mousedown', header._dragHandler);
+    header._dragHandler = onMouseDown;
+    header.addEventListener('mousedown', onMouseDown);
+  }
+
   renderTaskPanel() {
     // Debounce renders at 100ms to prevent excessive DOM updates
     if (this.renderTaskPanelTimeout) {
@@ -3874,8 +3965,8 @@ class ClaudemanApp {
     const list = this.$('subagentList');
     if (!list) return;
 
-    // Always update toolbar button visibility
-    this.updateSubagentTabButton();
+    // Always update badge count
+    this.updateSubagentBadge();
 
     // If panel is not visible, don't render content
     if (!this.subagentPanelVisible) {

src/web/public/index.html

@@ -276,15 +276,17 @@
 
     <!-- Subagents Panel (separate from Monitor) -->
     <div class="subagents-panel" id="subagentsPanel">
-      <div class="subagents-panel-header">
+      <div class="subagents-panel-header" id="subagentsPanelHeader">
         <div class="subagents-panel-title">
           Subagents <span id="subagentCountBadge" class="subagent-badge"></span>
         </div>
         <div class="subagents-panel-actions">
+          <button class="btn-icon-sm" onclick="app.toggleSubagentsDetach()" title="Detach panel" id="subagentsDetachBtn">&#x29C9;</button>
           <button class="btn-icon-sm" onclick="app.toggleSubagentsPanel()" title="Toggle panel" id="subagentsToggleBtn">&#x25B2;</button>
           <button class="btn-icon-sm" onclick="app.closeSubagentsPanel()" title="Close">&times;</button>
         </div>
       </div>
+      <div class="subagents-resize-handle" id="subagentsResizeHandle"></div>
       <div class="subagents-panel-body" id="subagentsTabContent">
         <div class="subagent-container">
           <div class="subagent-list" id="subagentList">

src/web/public/styles.css

@@ -2903,6 +2903,12 @@ kbd {
   flex-shrink: 0;
 }
 
+.monitor-panel-title {
+  font-weight: 600;
+  font-size: 0.8rem;
+  color: var(--text);
+}
+
 .monitor-tabs {
   display: flex;
   gap: 0.25rem;
@@ -3090,130 +3096,21 @@ kbd {
   display: none;
 }
 
-/* Main subagents panel - positioned on left side */
-.subagents-panel {
-  position: fixed;
-  bottom: var(--toolbar-height);
-  left: 0.5rem;
-  width: 500px;
-  max-width: calc(100vw - 1rem);
-  max-height: 60vh;
-  background: var(--bg-card);
-  border: 1px solid var(--border);
-  border-bottom: none;
-  border-radius: 8px 8px 0 0;
-  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
-  z-index: 100;
-  transform: translateY(100%);
-  transition: transform 0.2s ease;
-  display: flex;
-  flex-direction: column;
-}
-
-.subagents-panel.open {
-  transform: translateY(0);
-}
-
-/* Detached floating state */
-.subagents-panel.detached {
-  bottom: auto;
-  left: auto;
-  top: 100px;
-  left: 50px;
-  width: 600px;
-  height: 400px;
-  max-height: none;
-  border-radius: 8px;
-  border-bottom: 1px solid var(--border);
-  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
-  transform: none;
-  resize: both;
-  overflow: hidden;
-  min-width: 400px;
-  min-height: 250px;
-}
-
-.subagents-panel.detached .subagents-panel-header {
-  cursor: move;
-  background: linear-gradient(180deg, var(--bg-hover) 0%, var(--bg-card) 100%);
-  user-select: none;
-}
-
-.subagents-panel.detached .subagents-resize-handle {
-  display: block;
-}
-
-.subagents-panel-header {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  padding: 0.6rem 1rem;
-  border-bottom: 1px solid var(--border);
-  font-size: 0.85rem;
-  font-weight: 500;
-  flex-shrink: 0;
-}
-
-.subagents-panel-actions {
-  display: flex;
-  align-items: center;
-  gap: 0.5rem;
-}
-
-.subagents-panel-body {
-  flex: 1;
-  overflow-y: auto;
-  padding: 0.5rem;
-}
-
-/* Resize handle for detached panel */
-.subagents-resize-handle {
-  display: none;
-  position: absolute;
-  bottom: 0;
-  right: 0;
-  width: 16px;
-  height: 16px;
-  cursor: nwse-resize;
-  background: linear-gradient(135deg, transparent 50%, var(--border-light) 50%);
-  border-radius: 0 0 8px 0;
-}
-
-.subagents-resize-handle::before {
-  content: '';
-  position: absolute;
-  bottom: 3px;
-  right: 3px;
-  width: 8px;
-  height: 8px;
-  border-right: 2px solid var(--text-muted);
-  border-bottom: 2px solid var(--text-muted);
-}
-
-@media (max-width: 600px) {
-  .subagents-panel {
-    width: 100%;
-    max-width: 100%;
-    left: 0;
-    border-radius: 8px 8px 0 0;
-  }
-}
-
 /* ========== Separate Subagents Panel ========== */
 .subagents-panel {
   position: fixed;
   bottom: var(--toolbar-height);
-  right: 400px; /* Position to the left of monitor panel */
+  right: 0.5rem;
   width: 500px;
-  max-width: calc(100vw - 420px);
+  max-width: calc(100vw - 1rem);
   max-height: 50vh;
   background: var(--bg-card);
   border: 1px solid var(--border);
   border-bottom: none;
   border-radius: 8px 8px 0 0;
-  z-index: 90;
+  z-index: 91; /* Above monitor panel */
   transform: translateY(calc(100% - 36px)); /* Collapsed by default, show header */
-  transition: transform 0.2s ease;
+  transition: transform 0.2s ease, width 0.2s ease;
   display: flex;
   flex-direction: column;
 }
@@ -3226,6 +3123,35 @@ kbd {
   display: none;
 }
 
+/* Detached floating state for subagents panel */
+.subagents-panel.detached {
+  bottom: auto;
+  right: auto;
+  top: 80px;
+  left: calc(50% - 350px);
+  width: 700px;
+  height: 500px;
+  max-height: none;
+  border-radius: 8px;
+  border-bottom: 1px solid var(--border);
+  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
+  transform: none;
+  resize: both;
+  overflow: hidden;
+  min-width: 400px;
+  min-height: 300px;
+}
+
+.subagents-panel.detached .subagents-panel-header {
+  cursor: move;
+  background: linear-gradient(180deg, var(--bg-hover) 0%, var(--bg-card) 100%);
+  user-select: none;
+}
+
+.subagents-panel.detached .subagents-resize-handle {
+  display: block;
+}
+
 .subagents-panel-header {
   display: flex;
   align-items: center;
@@ -3256,18 +3182,35 @@ kbd {
   padding: 0.5rem;
 }
 
-/* Adjust monitor panel position when subagents panel is visible */
-.subagents-panel:not(.hidden) ~ .monitor-panel {
-  /* Monitor stays in place */
+.subagents-resize-handle {
+  display: none;
+  position: absolute;
+  bottom: 0;
+  right: 0;
+  width: 16px;
+  height: 16px;
+  cursor: se-resize;
 }
 
-/* Responsive: stack panels on small screens */
-@media (max-width: 900px) {
+.subagents-resize-handle::after {
+  content: '';
+  position: absolute;
+  bottom: 3px;
+  right: 3px;
+  width: 8px;
+  height: 8px;
+  border-right: 2px solid var(--text-muted);
+  border-bottom: 2px solid var(--text-muted);
+}
+
+/* Responsive: full width on small screens */
+@media (max-width: 600px) {
   .subagents-panel {
-    right: 0.5rem;
-    width: calc(100vw - 1rem);
-    max-width: calc(100vw - 1rem);
-    bottom: calc(var(--toolbar-height) + 280px); /* Stack above monitor */
+    width: 100%;
+    max-width: 100%;
+    left: 0;
+    right: 0;
+    border-radius: 8px 8px 0 0;
   }
 }