chore: Enhance database debugging setup and expand test mocks for Drizzle queries and Discord API interactions.

bot/lib/BotClient.test.ts

@@ -20,7 +20,8 @@ mock.module("discord.js", () => ({
     Routes: {
         applicationGuildCommands: () => 'guild_route',
         applicationCommands: () => 'global_route'
-    }
+    },
+    MessageFlags: {}
 }));
 
 // Mock loaders to avoid filesystem access during client init

bot/lib/clientStats.test.ts

@@ -20,6 +20,9 @@ mock.module("./BotClient", () => ({
         commands: {
             size: 20,
         },
+        knownCommands: {
+            size: 20,
+        },
         lastCommandTimestamp: 1641481200000,
     },
 }));