feat: Add announcements endpoints (#91)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Alexandre Teles (afterSt0rm) <alexandre.teles@ufba.br>

auth.py

@@ -0,0 +1,40 @@
+import os
+import secrets
+import string
+from data.database import Session
+
+from sanic_beskar import Beskar
+
+from data.models import UserDbModel
+
+beskar = Beskar()
+
+
+def configure_auth(app):
+    app.config.SECRET_KEY = os.environ.get("SECRET_KEY").join(
+        secrets.choice(string.ascii_letters) for i in range(15)
+    )
+    app.config["TOKEN_ACCESS_LIFESPAN"] = {"hours": 24}
+    app.config["TOKEN_REFRESH_LIFESPAN"] = {"days": 30}
+    beskar.init_app(app, UserDbModel)
+
+    _init_default_user()
+
+
+def _init_default_user():
+    username = os.environ.get("USERNAME")
+    password = os.environ.get("PASSWORD")
+
+    if not username or not password:
+        raise Exception("Missing USERNAME or PASSWORD environment variables")
+
+    session = Session()
+
+    existing_user = session.query(UserDbModel).filter_by(username=username).first()
+    if not existing_user:
+        session.add(
+            UserDbModel(username=username, password=beskar.hash_password(password))
+        )
+        session.commit()
+
+    session.close()