refactor: rename web/ to api/ to better reflect its purpose

The web/ folder contains the REST API, WebSocket server, and OAuth
routes — not a web frontend. Renaming to api/ clarifies this distinction
since the actual web frontend lives in panel/.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

api/src/routes/lootdrops.routes.ts

@@ -0,0 +1,130 @@
+/**
+ * @fileoverview Lootdrop management endpoints for Aurora API.
+ * Provides endpoints for viewing, spawning, and canceling lootdrops.
+ */
+
+import type { RouteContext, RouteModule } from "./types";
+import {
+    jsonResponse,
+    errorResponse,
+    parseStringIdFromPath,
+    withErrorHandling
+} from "./utils";
+
+/**
+ * Lootdrops routes handler.
+ * 
+ * Endpoints:
+ * - GET /api/lootdrops - List lootdrops
+ * - POST /api/lootdrops - Spawn a lootdrop
+ * - DELETE /api/lootdrops/:messageId - Cancel/delete a lootdrop
+ */
+async function handler(ctx: RouteContext): Promise<Response | null> {
+    const { pathname, method, req, url } = ctx;
+
+    // Only handle requests to /api/lootdrops*
+    if (!pathname.startsWith("/api/lootdrops")) {
+        return null;
+    }
+
+    /**
+     * @route GET /api/lootdrops
+     * @description Returns recent lootdrops, sorted by newest first.
+     * 
+     * @query limit - Max results (default: 50)
+     * @response 200 - `{ lootdrops: Lootdrop[] }`
+     * @response 500 - Error fetching lootdrops
+     */
+    if (pathname === "/api/lootdrops" && method === "GET") {
+        return withErrorHandling(async () => {
+            const { lootdrops } = await import("@shared/db/schema");
+            const { DrizzleClient } = await import("@shared/db/DrizzleClient");
+            const { desc } = await import("drizzle-orm");
+
+            const limit = url.searchParams.get("limit") ? parseInt(url.searchParams.get("limit")!) : 50;
+
+            const result = await DrizzleClient.select()
+                .from(lootdrops)
+                .orderBy(desc(lootdrops.createdAt))
+                .limit(limit);
+
+            return jsonResponse({ lootdrops: result });
+        }, "fetch lootdrops");
+    }
+
+    /**
+     * @route POST /api/lootdrops
+     * @description Spawns a new lootdrop in a Discord channel.
+     * Requires a valid text channel ID where the bot has permissions.
+     * 
+     * @body {
+     *   channelId: string (required) - Discord channel ID to spawn in,
+     *   amount?: number - Reward amount (random if not specified),
+     *   currency?: string - Currency type
+     * }
+     * @response 201 - `{ success: true }`
+     * @response 400 - Invalid channel or missing channelId
+     * @response 500 - Error spawning lootdrop
+     * 
+     * @example
+     * // Request
+     * POST /api/lootdrops
+     * { "channelId": "1234567890", "amount": 100, "currency": "Gold" }
+     */
+    if (pathname === "/api/lootdrops" && method === "POST") {
+        return withErrorHandling(async () => {
+            const { lootdropService } = await import("@shared/modules/economy/lootdrop.service");
+            const { AuroraClient } = await import("../../../bot/lib/BotClient");
+            const { TextChannel } = await import("discord.js");
+
+            const data = await req.json() as Record<string, any>;
+
+            if (!data.channelId) {
+                return errorResponse("Missing required field: channelId", 400);
+            }
+
+            const channel = await AuroraClient.channels.fetch(data.channelId);
+
+            if (!channel || !(channel instanceof TextChannel)) {
+                return errorResponse("Invalid channel. Must be a TextChannel.", 400);
+            }
+
+            await lootdropService.spawnLootdrop(channel, data.amount, data.currency);
+
+            return jsonResponse({ success: true }, 201);
+        }, "spawn lootdrop");
+    }
+
+    /**
+     * @route DELETE /api/lootdrops/:messageId
+     * @description Cancels and deletes an active lootdrop.
+     * The lootdrop is identified by its Discord message ID.
+     * 
+     * @param messageId - Discord message ID of the lootdrop
+     * @response 204 - Lootdrop deleted (no content)
+     * @response 404 - Lootdrop not found
+     * @response 500 - Error deleting lootdrop
+     */
+    if (pathname.match(/^\/api\/lootdrops\/[^\/]+$/) && method === "DELETE") {
+        const messageId = parseStringIdFromPath(pathname);
+        if (!messageId) return null;
+
+        return withErrorHandling(async () => {
+            const { lootdropService } = await import("@shared/modules/economy/lootdrop.service");
+            const success = await lootdropService.deleteLootdrop(messageId);
+
+            if (!success) {
+                return errorResponse("Lootdrop not found", 404);
+            }
+
+            return new Response(null, { status: 204 });
+        }, "delete lootdrop");
+    }
+
+    return null;
+}
+
+export const lootdropsRoutes: RouteModule = {
+    name: "lootdrops",
+    handler
+};