feat: add favorites table, CRUD commands, and Pinia store

src/stores/favorites.ts

@@ -0,0 +1,57 @@
+import { defineStore } from 'pinia'
+import { ref } from 'vue'
+import { invoke } from '@tauri-apps/api/core'
+
+export interface Favorite {
+  id?: number
+  project_id: number
+  task_id?: number | null
+  description?: string | null
+  sort_order: number
+}
+
+export const useFavoritesStore = defineStore('favorites', () => {
+  const favorites = ref<Favorite[]>([])
+
+  async function fetchFavorites() {
+    try {
+      favorites.value = await invoke<Favorite[]>('get_favorites')
+    } catch (error) {
+      console.error('Failed to fetch favorites:', error)
+    }
+  }
+
+  async function createFavorite(fav: Favorite): Promise<number | null> {
+    try {
+      const id = await invoke<number>('create_favorite', { fav })
+      favorites.value.push({ ...fav, id: Number(id) })
+      return Number(id)
+    } catch (error) {
+      console.error('Failed to create favorite:', error)
+      return null
+    }
+  }
+
+  async function deleteFavorite(id: number): Promise<boolean> {
+    try {
+      await invoke('delete_favorite', { id })
+      favorites.value = favorites.value.filter(f => f.id !== id)
+      return true
+    } catch (error) {
+      console.error('Failed to delete favorite:', error)
+      return false
+    }
+  }
+
+  async function reorderFavorites(ids: number[]): Promise<boolean> {
+    try {
+      await invoke('reorder_favorites', { ids })
+      return true
+    } catch (error) {
+      console.error('Failed to reorder favorites:', error)
+      return false
+    }
+  }
+
+  return { favorites, fetchFavorites, createFavorite, deleteFavorite, reorderFavorites }
+})