feat: initial OmniRoute release (rebranded from 9router)

This project is inspired by and originally forked from 9router by decolua
(https://github.com/decolua/9router).

Full rebrand: 9router → OmniRoute across all source code, configuration,
Docker, documentation, and assets.

src/shared/components/SegmentedControl.js

@@ -0,0 +1,54 @@
+"use client";
+
+import { cn } from "@/shared/utils/cn";
+
+export default function SegmentedControl({
+  options = [],
+  value,
+  onChange,
+  size = "md",
+  className,
+  "aria-label": ariaLabel,
+}) {
+  const sizes = {
+    sm: "h-7 text-xs",
+    md: "h-9 text-sm",
+    lg: "h-11 text-base",
+  };
+
+  return (
+    <div
+      role="tablist"
+      aria-label={ariaLabel}
+      className={cn(
+        "inline-flex items-center p-1 rounded-lg",
+        "bg-black/5 dark:bg-white/5",
+        className
+      )}
+    >
+      {options.map((option) => (
+        <button
+          key={option.value}
+          role="tab"
+          aria-selected={value === option.value}
+          tabIndex={value === option.value ? 0 : -1}
+          onClick={() => onChange(option.value)}
+          className={cn(
+            "px-4 rounded-md font-medium transition-all",
+            sizes[size],
+            value === option.value
+              ? "bg-white dark:bg-white/10 text-text-main shadow-sm"
+              : "text-text-muted hover:text-text-main"
+          )}
+        >
+          {option.icon && (
+            <span className="material-symbols-outlined text-[16px] mr-1.5" aria-hidden="true">
+              {option.icon}
+            </span>
+          )}
+          {option.label}
+        </button>
+      ))}
+    </div>
+  );
+}