Update Dockerfile

Dockerfile

@@ -1,2 +1,5 @@
 FROM nroggendorff/train-llama:latest
-ENV PATH="/home/user/.local/bin:$PATH"
+
+ENV PATH="/home/user/.local/bin:$PATH"
+COPY --chown=1000:1000 . /app
+RUN useradd -m -u 1000 user && chmod -R 777 /app