feat(server): Add support for setting root_path. Closes #1420

Author: abetlen

llama_cpp/server/app.py

@@ -132,6 +132,7 @@ def create_app(
         middleware=middleware,
         title="🦙 llama.cpp Python API",
         version=llama_cpp.__version__,
+        root_path=server_settings.root_path,
     )
     app.add_middleware(
         CORSMiddleware,

llama_cpp/server/settings.py

@@ -215,6 +215,10 @@ class ServerSettings(BaseSettings):
         default=False,
         description="Disable EventSource pings (may be needed for some clients).",
     )
+    root_path: str = Field(
+        default="",
+        description="The root path for the server. Useful when running behind a reverse proxy.",
+    )
 
 
 class Settings(ServerSettings, ModelSettings):