first commit

src/services/download_service.py

@@ -0,0 +1,36 @@
+from fastapi.responses import FileResponse
+
+from config.setting import DEFAULT_PROMPT_PATH, STRUCTURED_PROMPT_PATH, STRUCTURED_SCHEMA_PATH
+
+
+class DownloadService:
+    @staticmethod
+    def download_default_prompt():
+        return FileResponse(
+            DEFAULT_PROMPT_PATH,
+            media_type="text/plain",
+            filename="default_prompt.txt",
+            headers=DownloadService._no_cache_headers(),
+        )
+
+    @staticmethod
+    def download_structured_prompt():
+        return FileResponse(
+            STRUCTURED_PROMPT_PATH,
+            media_type="text/plain",
+            filename="structured_prompt.txt",
+            headers=DownloadService._no_cache_headers(),
+        )
+
+    @staticmethod
+    def download_structured_schema():
+        return FileResponse(
+            STRUCTURED_SCHEMA_PATH,
+            media_type="application/json",
+            filename="structured_schema.json",
+            headers=DownloadService._no_cache_headers(),
+        )
+
+    @staticmethod
+    def _no_cache_headers():
+        return {"Cache-Control": "no-store, no-cache, must-revalidate, max-age=0", "Pragma": "no-cache", "Expires": "0"}