Reapply "Add missing admin action files and navigation links"

This reverts commit 4d515bc400.

src/components/nav-dropdown.tsx

@@ -35,17 +35,30 @@ export function NavDropdown({ label, icon, children }: NavDropdownProps) {
       <button
         type="button"
         onClick={() => setOpen(!open)}
-        onKeyDown={(e) => { if (e.key === "Enter" || e.key === " ") setOpen(!open); }}
+        onKeyDown={(e) => {
+          if (e.key === "Enter" || e.key === " ") setOpen(!open);
+        }}
         className="nav-item cursor-pointer"
         aria-expanded={open}
         aria-haspopup="true"
       >
         {icon ? <Image src={icon} alt="" width={20} height={20} className="mr-1.5" unoptimized /> : null}
         {label}
-        <svg className={`ml-auto md:ml-1 w-3 h-3 transition-transform duration-200 ${open ? "rotate-180" : ""}`} fill="none" stroke="currentColor" viewBox="0 0 24 24"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" /></svg>
+        <svg
+          className={`ml-auto md:ml-1 w-3 h-3 transition-transform duration-200 ${open ? "rotate-180" : ""}`}
+          fill="none"
+          stroke="currentColor"
+          viewBox="0 0 24 24"
+        >
+          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+        </svg>
       </button>
       {open && (
-        <div className="dropdown-menu md:absolute left-0 top-full mt-0.5 min-w-[200px] rounded-xl z-50 py-2" role="menu" onClick={() => setOpen(false)}>
+        <div
+          className="dropdown-menu md:absolute left-0 top-full mt-0.5 min-w-[200px] rounded-xl z-50 py-2"
+          role="menu"
+          onClick={() => setOpen(false)}
+        >
           {children}
         </div>
       )}