Update Dockerfile

Dockerfile

@@ -11,6 +11,7 @@ RUN apk update && apk add --no-cache \
 
 # Setup directory structure
 RUN mkdir -p /app/{admin/{templates,static},data,uploads,client/public/images,api/logs} \
+    && mkdir -p /app/uploads/temp \
     && chown -R 1000:1000 /app \
     && chmod -R 777 /app/uploads \
     && chmod -R 777 /app/client/public/images \