Enhance installation and update processes with user confirmation and GPU detection; add required packages

src/install.ts

@@ -4,6 +4,7 @@ import { detectGpuVendors, driverPackagesFor } from "./gpu.js";
 import {
   backupConflicts,
   ensureSddmEnabled,
+  ensureSudoSession,
   ensureYay,
   ensureZsh,
   installPackages,
@@ -12,18 +13,21 @@ import {
   writeState,
 } from "./stow.js";
 
-export async function install() {
+export async function install({ yes = false }: { yes?: boolean } = {}) {
   p.intro("Hyprland dotfiles install");
 
-  ensureYay();
+  p.log.warn(
+    "This installer assumes a clean Arch Linux system. Running it elsewhere, " +
+      "or on an already-configured machine, may back up and replace existing config.",
+  );
 
   const chosen = new Set(packages.filter((pkg) => pkg.tier === "required").map((pkg) => pkg.name));
 
   for (const group of groups) {
-    const options = packages.filter((pkg) => pkg.group === group);
+    const groupOptions = packages.filter((pkg) => pkg.group === group);
     const pick = await p.select({
       message: `Choose a ${group}`,
-      options: options.map((pkg) => ({ value: pkg.name, label: pkg.name })),
+      options: groupOptions.map((pkg) => ({ value: pkg.name, label: pkg.name })),
     });
     if (p.isCancel(pick)) return p.cancel("Install cancelled.");
     chosen.add(pick as string);
@@ -56,6 +60,14 @@ export async function install() {
     for (const name of gpuPicks) chosen.add(name);
   }
 
+  p.note([...chosen].join("\n"), "Packages to install");
+  if (!yes) {
+    const proceed = await p.confirm({ message: "Proceed?" });
+    if (p.isCancel(proceed) || !proceed) return p.cancel("Install cancelled.");
+  }
+
+  ensureSudoSession();
+  ensureYay();
   installPackages([...chosen]);
 
   ensureSddmEnabled();