Refactor/upgrade backend and frontend parts (#2)

* ♻️ Refactor and simplify backend code

* ♻️ Refactor frontend state, integrate typesafe-vuex accessors into state files

* ♻️ Use new state accessors and standardize layout

* 🔒 Upgrade and fix npm security audit

* 🔧 Update local re-generation scripts

* 🔊 Log startup exceptions to detect errors early

* ✏️ Fix password reset token content

* 🔥 Remove unneeded Dockerfile directives

* 🔥 Remove unnecessary print

* 🔥 Remove unnecessary code, upgrade dependencies in backend

* ✏️ Fix typos in docstrings and comments

* 🏗️ Improve user Depends utilities to simplify and remove code

* 🔥 Remove deprecated SQLAlchemy parameter

{{cookiecutter.project_slug}}/backend/app/app/utils.py

@@ -71,7 +71,7 @@ def send_reset_password_email(email_to: str, email: str, token: str):
 
 def send_new_account_email(email_to: str, username: str, password: str):
     project_name = config.PROJECT_NAME
-    subject = f"{project_name} - New acccount for user {username}"
+    subject = f"{project_name} - New account for user {username}"
     with open(Path(config.EMAIL_TEMPLATES_DIR) / "new_account.html") as f:
         template_str = f.read()
     link = config.SERVER_HOST