initial push

backend/models/index.js

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+const LabelStudioProject = require('./LabelStudioProject.js');
+const Annotation = require('./Annotation.js');
+const Image = require('./Images.js');
+const sequelize = require('../database/database.js');
+const TrainingProjectDetails = require('./TrainingProjectDetails.js');
+const TrainingProject = require('./TrainingProject.js');
+const Training = require('./training.js');
+
+
+
+const Project = LabelStudioProject;
+const Img = Image;
+const Ann = Annotation;
+
+// Associations
+Project.hasMany(Img, { foreignKey: 'project_id' });
+Img.belongsTo(Project, { foreignKey: 'project_id' });
+
+Img.hasMany(Ann, { foreignKey: 'image_id' });
+Ann.belongsTo(Img, { foreignKey: 'image_id' });
+
+// TrainingProjectDetails <-> TrainingProject
+TrainingProjectDetails.belongsTo(TrainingProject, { foreignKey: 'project_id' });
+TrainingProject.hasOne(TrainingProjectDetails, { foreignKey: 'project_id' });
+
+// Training <-> TrainingProjectDetails
+Training.belongsTo(TrainingProjectDetails, { foreignKey: 'project_details_id' });
+TrainingProjectDetails.hasMany(Training, { foreignKey: 'project_details_id' });
+
+module.exports = { Project, Img, Ann, TrainingProjectDetails, TrainingProject, Training };