feat(database): add

packages/database/src/env.ts

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+import { z } from "zod";
+import { parseEnv } from "@lbf-bot/utils";
+
+export const env = parseEnv({
+  DATABASE_URL: z.url().min(1, "Required"),
+});

packages/database/src/index.ts

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+import { drizzle } from "drizzle-orm/postgres-js";
+import { env } from "~/env";
+import * as schema from "~/schema";
+
+export const db = drizzle(env.DATABASE_URL, {
+  schema,
+});

packages/database/src/schema/index.ts

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+export * from "./relations";
+export * from "./tables";

packages/database/src/schema/relations.ts

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+import { relations } from "drizzle-orm";
+import { trackedPlayers, usernameHistory } from "./tables";
+
+/**
+ * TRACKING SYSTEM
+ */
+export const trackedPlayersRelations = relations(
+  trackedPlayers,
+  ({ many }) => ({
+    usernameHistory: many(usernameHistory),
+  }),
+);
+
+export const usernameHistoryRelations = relations(
+  usernameHistory,
+  ({ one }) => ({
+    trackedPlayer: one(trackedPlayers, {
+      fields: [usernameHistory.playerId],
+      references: [trackedPlayers.playerId],
+    }),
+  }),
+);

packages/database/src/schema/tables.ts

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+import { integer, pgTable, text, timestamp, uuid } from "drizzle-orm/pg-core";
+
+/**
+ * ECONOMY SYSTEM
+ */
+export const accounts = pgTable("accounts", {
+  playerId: uuid("player_id").primaryKey(),
+  balance: integer("balance").notNull().default(0),
+  createdAt: timestamp("created_at").notNull().defaultNow(),
+  updatedAt: timestamp("updated_at").notNull().defaultNow(),
+});
+
+/**
+ * TRACKING SYSTEM
+ */
+export const trackedPlayers = pgTable("tracked_players", {
+  playerId: uuid("player_id").primaryKey(),
+  createdAt: timestamp("created_at").notNull().defaultNow(),
+  updatedAt: timestamp("updated_at").notNull().defaultNow(),
+});
+
+export const usernameHistory = pgTable("username_history", {
+  id: uuid("id").primaryKey().defaultRandom(),
+  playerId: uuid("player_id")
+    .notNull()
+    .references(() => trackedPlayers.playerId, { onDelete: "cascade" }),
+  username: text("username").notNull(),
+  firstSeenAt: timestamp("first_seen_at").notNull().defaultNow(),
+});