refactored app structure

app/models.py

@@ -0,0 +1,31 @@
+from app import db
+
+
+class Role(db.Model):
+    __tablename__ = 'roles'
+    id = db.Column(db.Integer, primary_key=True)
+    name = db.Column(db.String(64), unique=True)
+    users = db.relationship('User', backref='role', lazy='dynamic')
+
+    def __repr__(self):
+        return f'<Role {self.name!r}>'
+
+
+class User(db.Model):
+    __tablename__ = 'users'
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(64), unique=True, index=True)
+    role_id = db.Column(db.Integer, db.ForeignKey('roles.id'))
+
+    def __repr__(self): return f'<User {self.username!r}>'
+
+class ComicMeta(db.Model):
+    __tablename__ = 'comicmeta'
+    id = db.Column(db.Integer, primary_key=True)
+    title = db.Column(db.String(256), unique=True, index=True)
+    issue = db.Column(db.Integer, nullable=True, index=True)
+    category = db.Column(db.String(128), index=True, nullable=True)
+    previous_issue = db.Column(db.String(256), nullable=True)
+    next_issue = db.Column(db.String(256), nullable=True)
+    cover_path = db.Column(db.String(256))
+    archive_path = db.Column(db.String(256))