feat: Add license and attribution routes, update templates and documentation

- Added a new license route to serve the LGPL license text.
- Introduced a new attribution page to acknowledge third-party software used in the project.
- Updated the base HTML template to include a link to the attribution page.
- Included the license router in the main application router.
- Added the license text file for LGPL to the static licenses directory.
- Updated the NOTICE file to include detailed attributions for third-party libraries.
- Added a new requirements-dev.txt for license compliance checking.
- Updated the requirements.txt to clarify the LGPL license for Paramiko.

app/views/__init__.py

@@ -1,24 +1,21 @@
 """
-Frontend views/pages for the application.
-This module combines all the individual view routers into a single router.
+Aggregated view routers for the application.
 """
 from fastapi import APIRouter
 
-# Import routers from view modules
+# Import all the view routers
 from app.views.general import router as general_router
-from app.views.files import router as files_router
 from app.views.status import router as status_router
-from app.views.dropbox import router as dropbox_router
 from app.views.onedrive import router as onedrive_router
+from app.views.dropbox import router as dropbox_router
 from app.views.google_drive import router as google_drive_router
+from app.views.license_routes import router as license_router  # Add the license router
 
-# Create a combined router
+# Create a main router that includes all the view routers
 router = APIRouter()
-
-# Include all view routers
 router.include_router(general_router)
-router.include_router(files_router)
 router.include_router(status_router)
-router.include_router(dropbox_router)
 router.include_router(onedrive_router)
+router.include_router(dropbox_router)
 router.include_router(google_drive_router)
+router.include_router(license_router)  # Include the license router

app/views/license_routes.py

@@ -0,0 +1,27 @@
+from fastapi import APIRouter, HTTPException, Request
+from fastapi.responses import PlainTextResponse, HTMLResponse
+from pathlib import Path
+import os
+
+from app.views.base import templates, require_login
+
+router = APIRouter()
+
+@router.get("/licenses/lgpl.txt", response_class=PlainTextResponse)
+async def get_lgpl_license():
+    """
+    Serve the LGPL license text file
+    """
+    license_path = Path("frontend/static/licenses/lgpl.txt")
+    if not license_path.exists():
+        raise HTTPException(status_code=404, detail="License file not found")
+    
+    with open(license_path, "r") as f:
+        return f.read()
+
+@router.get("/attribution", response_class=HTMLResponse, include_in_schema=False)
+async def serve_attribution(request: Request):
+    """
+    Serve the third-party attribution page
+    """
+    return templates.TemplateResponse("attribution.html", {"request": request})