⬆ Upgrade code to support pydantic V2 (#615)

src/backend/pyproject.toml

@@ -13,7 +13,7 @@ email-validator = "^2.1.0.post1"
 celery = "^5.3.5"
 passlib = {extras = ["bcrypt"], version = "^1.7.4"}
 tenacity = "^8.2.3"
-pydantic = "<2.0"
+pydantic = ">2.0"
 emails = "^0.6"
 
 gunicorn = "^21.2.0"
@@ -25,6 +25,7 @@ psycopg = {extras = ["binary"], version = "^3.1.13"}
 sqlmodel = "^0.0.16"
 # Pin bcrypt until passlib supports the latest
 bcrypt = "4.0.1"
+pydantic-settings = "^2.2.1"
 
 [tool.poetry.group.dev.dependencies]
 pytest = "^7.4.3"