Fix template loading with proper error handling

Co-authored-by: estruyf <2900833+estruyf@users.noreply.github.com>

src/helpers/ArticleHelper.ts

@@ -149,12 +149,17 @@ export class ArticleHelper {
    * @returns A promise that resolves to the contents of the file, or undefined if the file does not exist.
    */
   public static async getContents(filePath: string): Promise<string | undefined> {
-    const file = await workspace.fs.readFile(Uri.file(parseWinPath(filePath)));
-    if (!file) {
+    try {
+      const file = await workspace.fs.readFile(Uri.file(parseWinPath(filePath)));
+      if (!file) {
+        return undefined;
+      }
+
+      return new TextDecoder().decode(file);
+    } catch (error) {
+      Logger.error(`ArticleHelper.getContents: Failed to read file ${filePath}: ${error}`);
       return undefined;
     }
-
-    return new TextDecoder().decode(file);
   }
 
   /**

src/helpers/ContentType.ts

@@ -956,8 +956,21 @@ export class ContentType {
         let templatePath = contentType.template;
         let templateData: ParsedFrontMatter | null | undefined = null;
         if (templatePath) {
-          templatePath = Folders.getAbsFilePath(templatePath);
-          templateData = await ArticleHelper.getFrontMatterByPath(templatePath);
+          try {
+            templatePath = Folders.getAbsFilePath(templatePath);
+            templateData = await ArticleHelper.getFrontMatterByPath(templatePath);
+            if (!templateData) {
+              Logger.warning(`ContentType.create: Template file not found or could not be parsed: ${templatePath}`);
+              Notifications.warning(
+                l10n.t(LocalizationKey.commonError) + ` Template not found: ${templatePath}`
+              );
+            }
+          } catch (error) {
+            Logger.error(`ContentType.create: Error loading template from ${templatePath}: ${error}`);
+            Notifications.error(
+              l10n.t(LocalizationKey.commonError) + ` Template loading failed: ${templatePath}`
+            );
+          }
         }
 
         const newFilePath: string | undefined = await ArticleHelper.createContent(