feat: add task_category field to tasks with validation and update related forms

src/lib/init-db.js

@@ -40,7 +40,8 @@ export default function initializeDatabase() {
       task_id INTEGER PRIMARY KEY AUTOINCREMENT,
       name TEXT NOT NULL,
       max_wait_days INTEGER DEFAULT 0,
-      is_standard INTEGER NOT NULL DEFAULT 0
+      is_standard INTEGER NOT NULL DEFAULT 0,
+      task_category TEXT CHECK(task_category IN ('design', 'construction')) NOT NULL DEFAULT 'design'
     );
 
     -- Table: task_sets
@@ -382,6 +383,22 @@ export default function initializeDatabase() {
 		console.warn("Migration warning:", e.message);
 	}
 
+	// Migration: Add task_category column to tasks table
+	try {
+		const tableInfo = db.prepare("PRAGMA table_info(tasks)").all();
+		const hasTaskCategory = tableInfo.some(col => col.name === 'task_category');
+
+		if (!hasTaskCategory) {
+			// Add the task_category column
+			db.exec(`
+				ALTER TABLE tasks ADD COLUMN task_category TEXT CHECK(task_category IN ('design', 'construction')) NOT NULL DEFAULT 'design';
+			`);
+			console.log("✅ Added task_category column to tasks table");
+		}
+	} catch (e) {
+		console.warn("Migration warning:", e.message);
+	}
+
 	// Generic file attachments table
 	db.exec(`
 		CREATE TABLE IF NOT EXISTS file_attachments (