Add custom download destinations, confirmations, and the bot error feed

poc/src/control-bridge.ts

@@ -774,11 +774,24 @@ function buildServer(): McpServer {
                     .enum(["auto", "slopbot", "puppet"])
                     .optional()
                     .describe("auto (default) picks slopbot for its guilds, the client otherwise"),
-                confirm: z.boolean().optional().describe("Accept the near-limit warning")
+                confirm: z.boolean().optional().describe("Accept the near-limit warning"),
+                downloadDir: z
+                    .string()
+                    .optional()
+                    .describe("Absolute destination for downloads; previews stay local")
             }
         },
-        async ({ channelId, guildId, mode, backend, confirm }) =>
-            jsonText(await media.startScrape({ channelId, guildId: guildId ?? null, mode, backend, confirm }))
+        async ({ channelId, guildId, mode, backend, confirm, downloadDir }) =>
+            jsonText(
+                await media.startScrape({
+                    channelId,
+                    guildId: guildId ?? null,
+                    mode,
+                    backend,
+                    confirm,
+                    downloadDir: downloadDir ?? null
+                })
+            )
     );
 
     server.registerTool(