fix issue

Dockerfile

@@ -38,7 +38,7 @@ RUN poetry config virtualenvs.create false \
 RUN mkdir -p /tmp/.config/libreoffice && \
  chmod 755 /tmp/.config/libreoffice
 
-RUN mkdir -p /tmp && chmod 777 /tmp
+RUN mkdir -p /files && chmod 777 /files
 
 ENV HOME=/tmp \
  TMPDIR=/tmp \

src/utils/_file_client.py

@@ -60,32 +60,39 @@ class FileClient:
         data = {
             "file_type": "Word Document"
         }
+
         file_id = str(uuid.uuid4())
-        docx_path = f"/tmp/{file_id}.docx"
-        pdf_path = f"/tmp/{file_id}.pdf"
+        work_dir = f"/files/{file_id}"
+        os.makedirs(work_dir, exist_ok=True)
+
+        docx_path = os.path.join(work_dir, "input.docx")
+        pdf_path = os.path.join(work_dir, "input.pdf")
 
         try:
             with open(docx_path, "wb") as f:
                 f.write(file_bytes.getvalue())
 
-            cmd = [
-                "libreoffice", 
-                "--headless", 
-                "--convert-to", "pdf", 
-                "--outdir", "/tmp", 
-                docx_path
-            ] 
-
             env = os.environ.copy()
             env.update({
-                "HOME": "/tmp",
+                "HOME": work_dir,
+                "UserInstallation": f"file://{work_dir}",
                 "SAL_USE_VCLPLUGIN": "svp"
             })
 
-            result = await asyncio.to_thread(
-                subprocess.run, 
-                cmd, 
-                check=True, 
+            cmd = [
+                "libreoffice",
+                "--headless",
+                "--nologo",
+                "--nofirststartwizard",
+                "--convert-to", "pdf",
+                "--outdir", work_dir,
+                docx_path
+            ]
+
+            await asyncio.to_thread(
+                subprocess.run,
+                cmd,
+                check=True,
                 capture_output=True,
                 env=env
             )