working on obsidian plugin

server.js

@@ -161,6 +161,7 @@ export function createServer(customSiteDir, customPostsDir, customAssetsDir) {
             return;
           }
 
+          try {
             fs.mkdirSync(postsDir, { recursive: true });
             fs.mkdirSync(assetsDir, { recursive: true });
 
@@ -186,6 +187,11 @@ export function createServer(customSiteDir, customPostsDir, customAssetsDir) {
               slug: cleanSlug,
               path: `/posts/${cleanSlug}/`
             }));
+          } catch (writeErr) {
+            console.error("[Ingestion API] Error saving post/assets:", writeErr);
+            res.writeHead(500, { "Content-Type": "application/json" });
+            res.end(JSON.stringify({ error: `Failed to write file to disk: ${writeErr.message}` }));
+          }
         });
         return;
       }