feat: add form validation and disable submit buttons when fields are empty

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

.gemini/settings.json

@@ -0,0 +1,17 @@
+{
+	"hooks": {
+		"AfterAgent": [
+			{
+				"matcher": "*",
+				"hooks": [
+					{
+						"name": "telegram-notify",
+						"type": "command",
+						"command": "bun $GEMINI_PROJECT_DIR/.gemini/hooks/telegram-notify.ts",
+						"timeout": 10000
+					}
+				]
+			}
+		]
+	}
+}