feat: sorted home recipe list by updated at time

recipes/recipes.11tydata.js

@@ -95,6 +95,21 @@ const getGitCreatedTime = (filePath) => {
 	return null;
 }
 
+const getGitModifiedTime = (filePath) => {
+	try {
+		const result = execSync(
+			`git log -1 --format=%aI -- "${filePath}"`,
+			{ encoding: "utf-8", stdio: ["pipe", "pipe", "pipe"] }
+		).trim();
+		if (result) {
+			return DateTime.fromISO(result).toUTC();
+		}
+	} catch (e) {
+		// Git command failed, return null
+	}
+	return null;
+}
+
 const getFileCreatedTime = (filePath) => {
 	// Try git first for accurate cross-system creation time
 	const gitTime = getGitCreatedTime(filePath);
@@ -127,6 +142,23 @@ const getFileCreatedDateTime = (filePath) => {
 	}
 }
 
+const getFileModifiedTime = (filePath) => {
+	try {
+		const stats = fs.statSync(filePath);
+		return DateTime.fromJSDate(stats.mtime, { zone: 'utc' });
+	} catch (e) {
+		return null;
+	}
+}
+
+const parseDate = (value) => {
+	if (!value) return null;
+	if (DateTime.isDateTime(value)) return value;
+	if (value instanceof Date) return DateTime.fromJSDate(value, { zone: 'utc' });
+	const parsed = DateTime.fromISO(value, { zone: 'utc' });
+	return parsed.isValid ? parsed : null;
+}
+
 const getVersion = (filePath) => {
 	const dirName = path.dirname(filePath)
 
@@ -216,6 +248,11 @@ module.exports = {
 		createdAt: (data) => {
 			return getFileCreatedDateTime(data.page.inputPath);
 		},
+		updatedAt: (data) => {
+			return parseDate(data.updatedAt) ?? 
+				getGitModifiedTime(data.page.inputPath) ?? 
+				getFileModifiedTime(data.page.inputPath);
+		},
 		permalink: (data) => {
 			const slug = getSlugFromPath(data.page.inputPath);
 			const version = getVersion(data.page.inputPath);