Rewrite phase 1.

Started improved client code structure.

Implemented session based authentication serverside.

Implemented user, match, and sport database models serverside.

Implemented Controllers for variety of C and R operations of CRUD.

sports-matcher/server/schemas/matchModel.js

@@ -0,0 +1,27 @@
+import mongoose from "mongoose";
+import ModelNameRegister from "./modelNameRegister.js";
+
+const Types = mongoose.Schema.Types; // Some types require defining from this object.
+
+const matchSchema = new mongoose.Schema({
+    title: { type: String, required: true, trim: true },
+    when: { type: Date, required: true },
+    publicity: { type: Number, required: true, default: 2 },
+    location: {
+        type: [Number],
+        required: true,
+        validate: {
+            validator: function (v) {
+                return v.length === 2;
+            },
+            message: "Invalid coordinate format (array not length of 2)."
+        }
+    },
+    creator: { type: Types.ObjectId, ref: ModelNameRegister.User },
+    participants: { type: [{ type: Types.ObjectId, ref: ModelNameRegister.User }], required: true, default: [] },
+    difficulty: { type: Number, required: true },
+    sport: { type: Types.ObjectId, ref: ModelNameRegister.Sport },
+    createDate: { type: Date, required: true, default: Date.now }
+});
+
+export default mongoose.model(ModelNameRegister.Match, matchSchema);