feat: Implement web-based SSH terminal with session management, command logging, and host interaction.

app/index.html

@@ -3167,20 +3167,25 @@
         
         /* Terminal History Panel */
         .terminal-history-panel {
+            position: absolute;
+            top: 57px; /* Matches header height */
+            left: 0;
+            right: 0;
+            z-index: 100;
             background: #1e1e2e;
             border-bottom: 1px solid #374151;
-            max-height: 350px;
+            max-height: 0;
             overflow: hidden;
             display: flex;
             flex-direction: column;
             opacity: 0;
-            transform: translateY(-10px);
-            transition: opacity 0.2s ease, transform 0.2s ease;
+            transition: max-height 0.3s ease, opacity 0.2s ease, transform 0.2s ease;
+            box-shadow: 0 5px 25px rgba(0,0,0,0.5);
         }
         
         .terminal-history-panel.open {
+            max-height: 350px;
             opacity: 1;
-            transform: translateY(0);
         }
         
         .terminal-history-header {
@@ -3308,7 +3313,11 @@
 
         /* Docked mode: panel stays visible and doesn't close on command execute */
         .terminal-history-panel.docked {
+            position: relative;
+            top: 0;
             max-height: 280px;
+            z-index: 1;
+            box-shadow: none;
             border-bottom: 2px solid #7c3aed;
         }
         
@@ -3395,6 +3404,17 @@
             color: #6b7280;
             cursor: help;
         }
+
+        .terminal-history-host {
+            font-size: 0.6875rem; 
+            color: #4ade80;
+            background: rgba(34, 197, 94, 0.1); 
+            padding: 0.125rem 0.375rem;
+            border-radius: 4px; 
+            border: 1px solid rgba(34, 197, 94, 0.2);
+            margin-left: auto; 
+            white-space: nowrap;
+        }
         
         .terminal-history-count {
             font-size: 0.625rem;