Revert "feat(core): optional mdns service (#6192)"

This reverts commit 26e7043718.

packages/opencode/src/server/mdns.ts

@@ -1,57 +0,0 @@
-import { Log } from "@/util/log"
-import Bonjour from "bonjour-service"
-
-const log = Log.create({ service: "mdns" })
-
-export namespace MDNS {
-  let bonjour: Bonjour | undefined
-  let currentPort: number | undefined
-
-  export function publish(port: number, name = "opencode") {
-    if (currentPort === port) return
-    if (bonjour) unpublish()
-
-    try {
-      bonjour = new Bonjour()
-      const service = bonjour.publish({
-        name,
-        type: "http",
-        port,
-        txt: { path: "/" },
-      })
-
-      service.on("up", () => {
-        log.info("mDNS service published", { name, port })
-      })
-
-      service.on("error", (err) => {
-        log.error("mDNS service error", { error: err })
-      })
-
-      currentPort = port
-    } catch (err) {
-      log.error("mDNS publish failed", { error: err })
-      if (bonjour) {
-        try {
-          bonjour.destroy()
-        } catch {}
-      }
-      bonjour = undefined
-      currentPort = undefined
-    }
-  }
-
-  export function unpublish() {
-    if (bonjour) {
-      try {
-        bonjour.unpublishAll()
-        bonjour.destroy()
-      } catch (err) {
-        log.error("mDNS unpublish failed", { error: err })
-      }
-      bonjour = undefined
-      currentPort = undefined
-      log.info("mDNS service unpublished")
-    }
-  }
-}