Revert "Merge pull request 'Complete Housekeeping migration and /ase cutover' (#52) from codex/housekeeping-complete into main"

This reverts commit 488b6e57c4, reversing
changes made to b506b4499a.

src/actions/admin-badge-upload.ts

@@ -0,0 +1,76 @@
+"use server";
+
+import { writeFile } from "node:fs/promises";
+import path from "node:path";
+import { redirect } from "next/navigation";
+import { requirePermission } from "@/lib/admin/guard";
+import { toBadgeGif } from "@/lib/images/badge-gif";
+import { PERMS } from "@/lib/permissions";
+import { logStaffActivity } from "@/lib/services/staff-activity";
+
+// Writes a badge image to the configured emulator badge directory. The path is
+// read from BADGE_UPLOAD_DIR so deployments can point it at their emulator's
+// `swf/c_images/album1584` (or equivalent) without code changes. AtomCMS only
+// ever stores .gif badges, so every upload is normalised to `<code>.gif`.
+
+const CODE_RE = /^[A-Za-z0-9_-]{1,64}$/;
+const MAX_BYTES = 1024 * 1024; // 1MB
+const ALLOWED_TYPES = new Set(["image/gif", "image/png"]);
+
+function back(param: string, value: string): never {
+	redirect(`/admin/badges?${param}=${encodeURIComponent(value)}`);
+}
+
+export async function uploadBadge(formData: FormData): Promise<void> {
+	const staff = await requirePermission(PERMS.CATALOG_EDIT);
+
+	const dir = process.env.BADGE_UPLOAD_DIR;
+	if (!dir) {
+		back("error", "Badge upload directory not configured");
+	}
+
+	const code = String(formData.get("code") ?? "")
+		.normalize("NFC")
+		.trim();
+	if (!CODE_RE.test(code)) {
+		back("error", "Invalid badge code (use A-Z, 0-9, _ or -, max 64 chars)");
+	}
+
+	const file = formData.get("file");
+	if (!(file instanceof File)) {
+		back("error", "No file uploaded");
+	}
+
+	if (file.size === 0) {
+		back("error", "Uploaded file is empty");
+	}
+	if (file.size > MAX_BYTES) {
+		back("error", "File too large (max 1MB)");
+	}
+	if (!ALLOWED_TYPES.has(file.type)) {
+		back("error", "File must be a GIF or PNG image");
+	}
+
+	try {
+		const buffer = Buffer.from(await file.arrayBuffer());
+		const gif = await toBadgeGif(buffer);
+		const baseDir = path.resolve(dir);
+		const target = path.resolve(baseDir, `${code}.gif`);
+		if (!target.startsWith(baseDir + path.sep)) {
+			back("error", "Invalid path");
+		}
+		// eslint-disable-next-line security/detect-non-literal-fs-filename
+		await writeFile(target, gif);
+	} catch {
+		back("error", "Could not process or write the badge file");
+	}
+
+	await logStaffActivity({
+		staffId: staff.id,
+		action: "badge_upload",
+		description: `Uploaded badge image "${code}.gif"`,
+		targetType: "badge",
+	});
+
+	redirect(`/admin/badges?uploaded=${encodeURIComponent(code)}`);
+}