Feature/misc tasks (#864)

* feat(backend): 🌐 make foods/ingredients translatable

* feat(backend): ✨ add remember me support for login - 14 days

* feat(frontend): 💄 add persistent darkmode for user sessions

* capture #859

* feat(frontend): 💄 add basic open-graph data for site links

mealie/routes/auth/auth.py

@@ -1,4 +1,7 @@
-from fastapi import APIRouter, BackgroundTasks, Depends, Request, status
+from datetime import timedelta
+from typing import Optional
+
+from fastapi import APIRouter, BackgroundTasks, Depends, Form, Request, status
 from fastapi.exceptions import HTTPException
 from fastapi.security import OAuth2PasswordRequestForm
 from sqlalchemy.orm.session import Session
@@ -15,12 +18,31 @@ public_router = APIRouter(tags=["Users: Authentication"])
 user_router = UserAPIRouter(tags=["Users: Authentication"])
 
 
-@public_router.post("/token/long")
+class CustomOAuth2Form(OAuth2PasswordRequestForm):
+    def __init__(
+        self,
+        grant_type: str = Form(None, regex="password"),
+        username: str = Form(...),
+        password: str = Form(...),
+        remember_me: bool = Form(False),
+        scope: str = Form(""),
+        client_id: Optional[str] = Form(None),
+        client_secret: Optional[str] = Form(None),
+    ):
+        self.grant_type = grant_type
+        self.username = username
+        self.password = password
+        self.remember_me = remember_me
+        self.scopes = scope.split()
+        self.client_id = client_id
+        self.client_secret = client_secret
+
+
 @public_router.post("/token")
 def get_token(
     background_tasks: BackgroundTasks,
     request: Request,
-    data: OAuth2PasswordRequestForm = Depends(),
+    data: CustomOAuth2Form = Depends(),
     session: Session = Depends(generate_session),
 ):
     email = data.username
@@ -37,7 +59,8 @@ def get_token(
             headers={"WWW-Authenticate": "Bearer"},
         )
 
-    access_token = security.create_access_token(dict(sub=user.email))
+    duration = timedelta(days=14) if data.remember_me else None
+    access_token = security.create_access_token(dict(sub=user.email), duration)
     return {"access_token": access_token, "token_type": "bearer"}