fix: restore complete source code and fix launchers

- Copy complete source code packages from original CodeNomad project
- Add root package.json with npm workspace configuration
- Include electron-app, server, ui, tauri-app, and opencode-config packages
- Fix Launch-Windows.bat and Launch-Dev-Windows.bat to work with correct npm scripts
- Fix Launch-Unix.sh to work with correct npm scripts
- Launchers now correctly call npm run dev:electron which launches Electron app

packages/ui/src/stores/ui.ts

@@ -0,0 +1,38 @@
+import { createSignal } from "solid-js"
+
+const [hasInstances, setHasInstances] = createSignal(false)
+const [selectedFolder, setSelectedFolder] = createSignal<string | null>(null)
+const [isSelectingFolder, setIsSelectingFolder] = createSignal(false)
+const [showFolderSelection, setShowFolderSelection] = createSignal(false)
+
+const [instanceTabOrder, setInstanceTabOrder] = createSignal<string[]>([])
+const [sessionTabOrder, setSessionTabOrder] = createSignal<Map<string, string[]>>(new Map())
+
+function reorderInstanceTabs(newOrder: string[]) {
+  setInstanceTabOrder(newOrder)
+}
+
+function reorderSessionTabs(instanceId: string, newOrder: string[]) {
+  setSessionTabOrder((prev) => {
+    const next = new Map(prev)
+    next.set(instanceId, newOrder)
+    return next
+  })
+}
+
+export {
+  hasInstances,
+  setHasInstances,
+  selectedFolder,
+  setSelectedFolder,
+  isSelectingFolder,
+  setIsSelectingFolder,
+  showFolderSelection,
+  setShowFolderSelection,
+  instanceTabOrder,
+  setInstanceTabOrder,
+  sessionTabOrder,
+  setSessionTabOrder,
+  reorderInstanceTabs,
+  reorderSessionTabs,
+}