Add user registration and auth web app

FastAPI + Jinja2 + MariaDB web application with registration,
login, profile, password reset, and email confirmation flows.
All UI in Russian. Styled with Evotor brand colors.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

web/routes/profile.py

@@ -0,0 +1,55 @@
+from fastapi import APIRouter, Request, Depends
+from fastapi.responses import RedirectResponse
+from fastapi.templating import Jinja2Templates
+from sqlalchemy.orm import Session
+
+from web.auth import get_current_user
+from web.database import get_db
+from web.models import User
+from web.schemas import validate_profile
+
+router = APIRouter()
+templates = Jinja2Templates(directory="web/templates")
+
+
+@router.get("/profile")
+def profile_view(request: Request, user: User | None = Depends(get_current_user)):
+    if not user:
+        return RedirectResponse("/login", 303)
+    return templates.TemplateResponse("profile.html", {"request": request, "user": user})
+
+
+@router.post("/profile")
+async def profile_update(
+    request: Request,
+    db: Session = Depends(get_db),
+    user: User | None = Depends(get_current_user),
+):
+    if not user:
+        return RedirectResponse("/login", 303)
+
+    form = await request.form()
+    data = dict(form)
+
+    errors = validate_profile(data)
+
+    if not errors:
+        existing = db.query(User).filter(
+            User.phone == data["phone"].strip(), User.id != user.id
+        ).first()
+        if existing:
+            errors.append("Пользователь с таким телефоном уже существует")
+
+    if errors:
+        return templates.TemplateResponse("profile.html", {
+            "request": request, "user": user, "errors": errors, "form": data,
+        })
+
+    user.first_name = data["first_name"].strip()
+    user.last_name = data["last_name"].strip()
+    user.phone = data["phone"].strip()
+    db.commit()
+
+    return templates.TemplateResponse("profile.html", {
+        "request": request, "user": user, "success": "Профиль обновлен",
+    })