added first draft of upload interface

app/frontend.py

@@ -0,0 +1,19 @@
+# app/frontend.py (new file or inline in main.py)
+from fastapi import APIRouter
+from fastapi.responses import FileResponse
+from fastapi.staticfiles import StaticFiles
+import os
+
+router = APIRouter()
+
+# 1) Serve the folder that contains index.html, etc.
+#    e.g. "frontend" is relative to your project root
+frontend_folder = os.path.join(os.path.dirname(__file__), "..", "frontend")
+
+# If you just want to serve the entire folder as static:
+router.mount("/static", StaticFiles(directory=frontend_folder), name="static")
+
+# 2) For the root route ("/"), return the index.html
+@router.get("/ui", response_class=FileResponse)
+def serve_ui():
+    return os.path.join(frontend_folder, "index.html")

app/main.py

@@ -8,6 +8,7 @@ from app.tasks.upload_to_dropbox import upload_to_dropbox
 from app.tasks.upload_to_paperless import upload_to_paperless
 from app.tasks.upload_to_nextcloud import upload_to_nextcloud
 from app.tasks.send_to_all import send_to_all_destinations
+from app.frontend import router as frontend_router
 
 app = FastAPI(title="Document Processing API")
 
@@ -111,3 +112,5 @@ def process_all_pdfs_in_workdir():
         "pdf_files": pdf_files,
         "task_ids": task_ids
     }
+
+app.include_router(frontend_router)

app/routes_ui.py

@@ -0,0 +1,26 @@
+# In main.py or a new dedicated file, e.g. app/routes_ui.py
+from fastapi import APIRouter, UploadFile, File, HTTPException
+from app.tasks.upload_to_s3 import upload_to_s3
+import os
+
+router = APIRouter()
+
+@router.post("/ui-upload")
+async def ui_upload(file: UploadFile = File(...)):
+    # You can store this file in your 'workdir' (like how /process does) or a tmp dir
+    workdir = "/workdir"
+    target_path = os.path.join(workdir, file.filename)
+
+    try:
+        with open(target_path, "wb") as f:
+            content = await file.read()
+            f.write(content)
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=f"Failed to save file: {e}")
+
+    # Now you can call your existing Celery flow:
+    task = upload_to_s3.delay(target_path)
+    return {"task_id": task.id, "status": "queued"}
+
+# Then include this in your main app as well:
+#   app.include_router(router)