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/context/command-context.ts

@@ -0,0 +1,10 @@
+import { createContext } from "react"
+
+export interface CommandContextType {
+  isOpen: boolean
+  openCommand: () => void
+  closeCommand: () => void
+  toggleCommand: () => void
+}
+
+export const CommandContext = createContext<CommandContextType | undefined>(undefined)