fix: Add a build system for the backend

shared/user.ts

@@ -0,0 +1,51 @@
+export interface IUser {
+    username: string;
+    uid: string;
+    showWelcome: boolean;
+    score: number;
+
+    sessionToken: string;
+};
+
+export interface IUserLevel {
+    // The numerical representation
+    level: number;
+    // The string representation
+    name: string;
+    // The user has this level until: score => levelCap
+    levelCap: number;
+};
+
+function levelFactory(): (name: string, levelCap: number) => IUserLevel {
+    let level = 1;
+    return (name: string, levelCap: number) => {
+        return {
+            level: level++,
+            name,
+            levelCap,
+        };
+    };
+}
+const l = levelFactory();
+
+export const UserLevels: IUserLevel[] = [
+    l("Sklave", 35),
+    l("Farmer", 75),
+    l("Soldat", 120),
+    l("Gladiator", 170),
+    l("Zenturio", 220),
+    l("Prätor", 270),
+    l("Reiter", 320),
+    l("General", 370),
+    l("Konsul", 420),
+    l("Caesar", 470),
+];
+
+export function userScoreToLevel(userScore: number): IUserLevel {
+    // NOTE: The failure level should never be returned
+    return UserLevels.find((el) => userScore < el.levelCap) || {
+        level: 0,
+        name: "Failure",
+        levelCap: 10000000,
+    };
+}