feat: implement command context and provider for command handling; add search button component; enhance network chart with packet loss calculation and display; update translations for new features

src/hooks/use-command.tsx

@@ -0,0 +1,10 @@
+import { CommandContext } from "@/context/command-context"
+import { useContext } from "react"
+
+export function useCommand() {
+  const context = useContext(CommandContext)
+  if (context === undefined) {
+    throw new Error("useCommand must be used within a CommandProvider")
+  }
+  return context
+}