Remove Discord and Google OAuth verification from CMS

- Remove Discord + Google OAuth providers from NextAuth config
- Remove social login buttons (Discord/Google) from login form
- Delete link-discord.ts action and discord-verify-form.tsx component
- Simplify verify page to email-only verification flow
- Remove connections settings page and its link from settings
- Clean env.ts, .env, .env.example of Discord/Google client vars
- Remove discordUrl social icon from register, login, and homepage
- Clean translation files: remove continueWithDiscord, continueWithGoogle, connections keys

src/app/(site)/settings/connections/page.tsx

@@ -1,137 +0,0 @@
-import Link from "next/link";
-import { redirect } from "next/navigation";
-import { getTranslations } from "next-intl/server";
-import { ContentCard } from "@/components/public/ui";
-import { env } from "@/env";
-import { auth } from "@/lib/auth";
-import { prisma } from "@/lib/prisma";
-
-export const dynamic = "force-dynamic";
-
-// Social providers we can link. `available` reflects whether the OAuth app
-// credentials are configured (mirrors src/lib/auth.ts, which only registers a
-// provider when both its id + secret env vars are set). When unavailable the
-// connect button is disabled so we don't bounce the user to a 404 sign-in URL.
-const PROVIDERS = [
-	{
-		key: "discord",
-		label: "Discord",
-		icon: "🎮",
-		available: Boolean(env.DISCORD_CLIENT_ID && env.DISCORD_CLIENT_SECRET),
-	},
-	{
-		key: "google",
-		label: "Google",
-		icon: "🔵",
-		available: Boolean(env.GOOGLE_CLIENT_ID && env.GOOGLE_CLIENT_SECRET),
-	},
-] as const;
-
-export default async function ConnectionsPage() {
-	const t = await getTranslations("pages.connections");
-	const session = await auth();
-	if (!session?.user?.id) redirect("/login");
-
-	const id = Number(session.user.id);
-
-	// social_accounts is a CMS-only table that may not exist in every install
-	// (it has no bundled migration). Fall back to "nothing linked" on any error so
-	// the page still renders the generic connect buttons.
-	let linked: Set<string> = new Set();
-	let lookupFailed = false;
-	try {
-		const rows = await prisma.socialAccounts.findMany({
-			where: { userId: BigInt(id) },
-			select: { provider: true },
-		});
-		linked = new Set(rows.map((r) => r.provider.toLowerCase()));
-	} catch {
-		lookupFailed = true;
-	}
-
-	// After connecting/erroring, NextAuth bounces back here so we land on a known page.
-	const callbackUrl = "/settings/connections";
-
-	return (
-		<main
-			style={{
-				display: "grid",
-				gap: "1.5rem",
-				maxWidth: 620,
-				margin: "0 auto",
-			}}
-		>
-			<p className="muted" style={{ margin: 0 }}>
-				<Link href="/settings">{t("backToSettings")}</Link>
-			</p>
-
-			<ContentCard icon="🔗" title={t("title")} subtitle={t("subtitle")}>
-				<p className="muted" style={{ marginTop: 0 }}>
-					{t("matchByEmail")} <strong>{session.user.name}</strong>.
-				</p>
-
-				{lookupFailed ? (
-					<p className="muted" style={{ marginBottom: 0 }}>
-						{t("lookupFailed")}
-					</p>
-				) : null}
-			</ContentCard>
-
-			<div className="card-grid sm-2">
-				{PROVIDERS.map((p) => {
-					const isLinked = linked.has(p.key);
-					return (
-						<ContentCard
-							key={p.key}
-							icon={p.icon}
-							title={p.label}
-							subtitle={
-								!p.available
-									? t("statusUnavailable")
-									: isLinked
-										? t("statusConnected")
-										: t("statusNotConnected")
-							}
-						>
-							{isLinked ? (
-								<span
-									className="btn btn-outline"
-									style={{ cursor: "default", pointerEvents: "none" }}
-									aria-disabled="true"
-								>
-									{t("connected")}
-								</span>
-							) : p.available ? (
-								// Plain link into NextAuth's built-in sign-in handler. Re-using
-								// the same OAuth flow as /login binds the provider to the
-								// matching hotel account (see auth.ts signIn callback).
-								<a
-									className="btn btn-primary"
-									href={`/api/auth/signin/${p.key}?callbackUrl=${encodeURIComponent(callbackUrl)}`}
-								>
-									{t("connectProvider", { provider: p.label })}
-								</a>
-							) : (
-								<span
-									className="btn"
-									style={{
-										cursor: "not-allowed",
-										opacity: 0.55,
-										pointerEvents: "none",
-									}}
-									aria-disabled="true"
-								>
-									{t("unavailable")}
-								</span>
-							)}
-						</ContentCard>
-					);
-				})}
-			</div>
-
-			<p className="muted" style={{ margin: 0 }}>
-				{t("footerNote")}
-			</p>
-		</main>
-	);
-}

src/app/(site)/settings/page.tsx

@@ -127,19 +127,7 @@ export default async function SettingsPage() {
 					</Link>
 				</ContentCard>
 
-				<ContentCard
-					icon="🔗"
-					title={t("connectionsTitle")}
-					subtitle={t("connectionsSubtitle")}
-				>
-					<p className="muted" style={{ marginTop: 0 }}>
-						{t("connectionsDescription")}
-					</p>
-					<Link href="/settings/connections" className="btn btn-outline">
-						{t("manageConnections")}
-					</Link>
-				</ContentCard>
-			</div>
+				</div>
 		</main>
 	);
 }