feat: dropbox sync for filesystem content

src/main/preload.ts

@@ -63,6 +63,22 @@ contextBridge.exposeInMainWorld('electronAPI', {
     stopAutoSync: () => ipcRenderer.invoke('sync:stopAutoSync'),
   },
 
+  // Dropbox File Sync
+  dropbox: {
+    configure: (config: unknown) => ipcRenderer.invoke('dropbox:configure', config),
+    isConfigured: () => ipcRenderer.invoke('dropbox:isConfigured'),
+    getStatus: () => ipcRenderer.invoke('dropbox:getStatus'),
+    syncAll: () => ipcRenderer.invoke('dropbox:syncAll'),
+    startWatching: () => ipcRenderer.invoke('dropbox:startWatching'),
+    stopWatching: () => ipcRenderer.invoke('dropbox:stopWatching'),
+    startPolling: () => ipcRenderer.invoke('dropbox:startPolling'),
+    stopPolling: () => ipcRenderer.invoke('dropbox:stopPolling'),
+    getConflicts: () => ipcRenderer.invoke('dropbox:getConflicts'),
+    resolveConflict: (conflictId: string, resolution: string) =>
+      ipcRenderer.invoke('dropbox:resolveConflict', conflictId, resolution),
+    getLastSyncTime: () => ipcRenderer.invoke('dropbox:getLastSyncTime'),
+  },
+
   // Tasks
   tasks: {
     getAll: () => ipcRenderer.invoke('tasks:getAll'),
@@ -138,6 +154,19 @@ export interface ElectronAPI {
     getLog: (limit?: number) => Promise<unknown[]>;
     stopAutoSync: () => Promise<void>;
   };
+  dropbox: {
+    configure: (config: unknown) => Promise<void>;
+    isConfigured: () => Promise<boolean>;
+    getStatus: () => Promise<string>;
+    syncAll: () => Promise<unknown>;
+    startWatching: () => Promise<void>;
+    stopWatching: () => Promise<void>;
+    startPolling: () => Promise<void>;
+    stopPolling: () => Promise<void>;
+    getConflicts: () => Promise<unknown[]>;
+    resolveConflict: (conflictId: string, resolution: string) => Promise<void>;
+    getLastSyncTime: () => Promise<string | null>;
+  };
   tasks: {
     getAll: () => Promise<unknown[]>;
     getRunning: () => Promise<unknown[]>;