update Stories

models/Story.js

@@ -36,12 +36,24 @@ const Story = sequelize.define('stories', {
     defaultValue: [],
     comment: 'Array of story context objects with images, text, audio data'
   },
+  type: {
+    type: DataTypes.TEXT,
+    allowNull: false,
+    defaultValue: 'story',
+    comment: 'Type of media content'
+  },
   grade: {
     type: DataTypes.JSON,
     allowNull: true,
     defaultValue: [],
     comment: 'Array of grade levels (e.g., ["Grade 1", "Grade 2"])'
   },
+  grade_number: {
+    type: DataTypes.INTEGER,
+    allowNull: true,
+    defaultValue: 0,
+    comment: 'Numeric representation of grade unit lesson as GG UU LL'
+  },
   tag: {
     type: DataTypes.JSON,
     allowNull: true,