Tests

- Improved directory structure
- Added functional and unit tests

api/app/auth.py

@@ -0,0 +1,21 @@
+from flask import current_app
+
+import jwt
+from apiflask import HTTPTokenAuth
+
+auth = HTTPTokenAuth()
+
+
+@auth.verify_token
+def verify_token(token):
+    if token is None:
+        return False
+
+    if ':' in token:  # Bot token
+        token = token.split(":")[0]
+
+    try:
+        jwt.decode(token, current_app.config['SECRET_KEY'], algorithms=["HS256"])
+        return True
+    except jwt.PyJWTError:
+        return False