Add series management and ticketing features: Introduce series event functionality in event creation, enhance event display with series information, and implement ticketing options for public events. Update layouts and improve form handling for better user experience.

server/models/series.js

@@ -0,0 +1,35 @@
+import mongoose from 'mongoose'
+
+const seriesSchema = new mongoose.Schema({
+  id: { 
+    type: String, 
+    required: true, 
+    unique: true,
+    validate: {
+      validator: function(v) {
+        return /^[a-z0-9-]+$/.test(v);
+      },
+      message: 'Series ID must contain only lowercase letters, numbers, and dashes'
+    }
+  },
+  title: { type: String, required: true },
+  description: { type: String, required: true },
+  type: {
+    type: String,
+    enum: ['workshop_series', 'recurring_meetup', 'multi_day', 'course', 'tournament'],
+    default: 'workshop_series'
+  },
+  totalEvents: Number,
+  isActive: { type: Boolean, default: true },
+  createdBy: { type: String, required: true },
+  createdAt: { type: Date, default: Date.now },
+  updatedAt: { type: Date, default: Date.now }
+})
+
+// Update the updatedAt field on save
+seriesSchema.pre('save', function(next) {
+  this.updatedAt = new Date()
+  next()
+})
+
+export default mongoose.models.Series || mongoose.model('Series', seriesSchema)