Open confirmed links and paths in a floating side panel beside the terminal

DESIGN.md

@@ -167,7 +167,7 @@ agent's option picker without summoning it). Holding `CTRL` opens **KEY
 COMMANDS**, a two-tab TALLY popover on the shortcut panel's grammar:
 COMMANDS is a hairline grid of keycap chords (⇧↩ · ⌃C ×2 · ⌥⌫, and the user's
 own, in custom ink), CUSTOM SETUP is the agent editor's numbered list with an
-inline composer — bake-off record in `local-plan/key-commands-bakeoff/`. The
+inline composer. The
 speech-bubble key beside `RET` (`RET · talk · keyboard`, latched while open)
 opens **Talkback**, the chat-style message box: on visionOS a rounded card in
 its own slab hanging below the console row, on iPad and iPhone the same card
@@ -178,7 +178,14 @@ text field, and a filled ↑ that sends the message as one paste — attached
 files upload on pick and show as 46 pt previews (28 pt thumbs and compact
 document chips on the phone), their paths typed first. Chat grammar on the
 chassis: rounded, hairlined, chassis-grounded, so it still belongs to the
-window — bake-off record in `local-plan/talkback-bakeoff/` (Candidate B).
+window (bake-off Candidate B).
+A confirmed path or web link first opens in a **side panel** beside the live
+terminal, never resizing it: a shadowed card in front of the pane on iPad, one
+slab beside the glass on visionOS (bake-off candidate A, "Sidecar"). Its
+single action row — a header on iPad, a
+bottom bar on visionOS where the eye works the lower edge — leads with the
+panel's own controls, `✕` and `↗ TAB` (moves it into a tab), then the viewer's
+identity and its local controls (expanding as the width allows).
 The iPad toolbar keeps the
 full chip set: `DECK`,
 source label, lamp, then

Multiplex/Design/Chassis.swift

@@ -890,3 +890,36 @@ extension UIViewController {
         scrollView.verticalScrollIndicatorInsets.bottom = inset
     }
 }
+
+extension UIKitChassisChip {
+    /// A chip in a rail: hugs its caption and never compresses, so a row
+    /// decides what fits by measuring the chips themselves.
+    static func rail(
+        _ caption: String,
+        systemImage: String? = nil,
+        prominent: Bool = false,
+        accessibilityLabel: String,
+        action: @escaping () -> Void
+    ) -> UIKitChassisChip {
+        let chip = UIKitChassisChip(
+            caption,
+            systemImage: systemImage,
+            prominent: prominent,
+            accessibilityLabel: accessibilityLabel,
+            action: action
+        )
+        chip.setContentHuggingPriority(.required, for: .horizontal)
+        chip.setContentCompressionResistancePriority(.required, for: .horizontal)
+        return chip
+    }
+
+    /// Dimmed and inert — the way a rail disables a chip.
+    var isEnabled: Bool {
+        get { isUserInteractionEnabled }
+        set {
+            isUserInteractionEnabled = newValue
+            alpha = newValue ? 1 : 0.45
+            accessibilityTraits = newValue ? .button : [.button, .notEnabled]
+        }
+    }
+}

Multiplex/InfoPlist.xcstrings

@@ -1,6 +1,32 @@
 {
   "sourceLanguage" : "en",
   "strings" : {
+    "CFBundleDisplayName" : {
+      "comment" : "Bundle display name",
+      "extractionState" : "extracted_with_value",
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "new",
+            "value" : "Multiplex"
+          }
+        }
+      },
+      "shouldTranslate" : false
+    },
+    "CFBundleName" : {
+      "comment" : "Bundle name",
+      "extractionState" : "extracted_with_value",
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "new",
+            "value" : "Multiplex"
+          }
+        }
+      },
+      "shouldTranslate" : false
+    },
     "NSCameraUsageDescription" : {
       "extractionState" : "manual",
       "localizations" : {