Refactor code

src/actions/artworks/generateArtworkColors.ts

@@ -54,12 +54,12 @@ function centroidFromPaletteHexes(
   };
 
   const fallbackHex =
-    hexByType["Vibrant"] ||
+    hexByType.Vibrant ||
-    hexByType["Muted"] ||
+    hexByType.Muted ||
-    hexByType["DarkVibrant"] ||
+    hexByType.DarkVibrant ||
-    hexByType["DarkMuted"] ||
+    hexByType.DarkMuted ||
-    hexByType["LightVibrant"] ||
+    hexByType.LightVibrant ||
-    hexByType["LightMuted"];
+    hexByType.LightMuted;
 
   let L = 0,
     A = 0,
@@ -123,7 +123,9 @@ export async function generateArtworkColorsForArtwork(artworkId: string) {
     for (const { type, hex } of vibrantHexes) {
       if (!hex) continue;
 
-      const [r, g, b] = hex.match(/\w\w/g)!.map((h) => parseInt(h, 16));
+      const match = hex.match(/\w\w/g);
+      if (!match) continue;
+      const [r, g, b] = match.map((h) => parseInt(h, 16));
       const name = generateColorName(hex);
 
       const color = await prisma.color.upsert({

src/actions/artworks/updateArtwork.ts

@@ -3,7 +3,7 @@
 import { prisma } from "@/lib/prisma";
 import { artworkSchema } from "@/schemas/artworks/imageSchema";
 import { normalizeNames, slugify } from "@/utils/artworkHelpers";
-import { z } from "zod/v4";
+import type { z } from "zod/v4";
 
 // Updates an artwork and its tag/category relationships.
 export async function updateArtwork(

src/actions/auth/registerFirstUser.ts

@@ -2,9 +2,9 @@
 
 import { auth } from "@/lib/auth";
 import { prisma } from "@/lib/prisma";
-import type { SignUpResponse } from "@/types/auth";
-import { registerFirstUserSchema } from "@/schemas/auth";
 import type { RegisterFirstUserInput } from "@/schemas/auth";
+import { registerFirstUserSchema } from "@/schemas/auth";
+import type { SignUpResponse } from "@/types/auth";
 
 // Registers the very first user and upgrades them to admin.
 export async function registerFirstUser(input: RegisterFirstUserInput) {

src/actions/users/getUsers.ts

@@ -2,9 +2,9 @@
 
 import { auth } from "@/lib/auth";
 import { prisma } from "@/lib/prisma";
-import { headers } from "next/headers";
 import type { SessionWithRole } from "@/types/auth";
-import type { UsersListRow } from "@/types/users";
+import type { UserRole, UsersListRow } from "@/types/users";
+import { headers } from "next/headers";
 
 // Returns all users for the admin users table.
 export async function getUsers(): Promise<UsersListRow[]> {
@@ -28,9 +28,16 @@ export async function getUsers(): Promise<UsersListRow[]> {
     },
   });
 
-  return rows.map((r) => ({
+  return rows.map((r) => {
-    ...r,
+    if (r.role !== "admin" && r.role !== "user") {
-    createdAt: r.createdAt.toISOString(),
+      throw new Error(`Unexpected user role: ${r.role}`);
-    updatedAt: r.updatedAt.toISOString(),
+    }
-  }));
+
+    return {
+      ...r,
+      role: r.role as UserRole,
+      createdAt: r.createdAt.toISOString(),
+      updatedAt: r.updatedAt.toISOString(),
+    };
+  });
 }

src/app/api/image/[...key]/route.ts

@@ -2,7 +2,7 @@ import { s3 } from "@/lib/s3";
 import type { S3Body } from "@/types/s3";
 import { GetObjectCommand } from "@aws-sdk/client-s3";
 import type { NextRequest } from "next/server";
-import { Readable } from "stream";
+import { Readable } from "node:stream";
 
 function isWebReadableStream(value: unknown): value is ReadableStream<Uint8Array> {
   return !!value && typeof (value as ReadableStream<Uint8Array>).getReader === "function";

src/app/api/requests/image/route.ts

@@ -4,7 +4,7 @@ import type { S3Body } from "@/types/s3";
 import { GetObjectCommand } from "@aws-sdk/client-s3";
 import archiver from "archiver";
 import type { NextRequest } from "next/server";
-import { Readable } from "stream";
+import { Readable } from "node:stream";
 
 // Streams commission request files (single or zip) from S3.
 type Mode = "display" | "download" | "bulk";
@@ -17,13 +17,30 @@ function contentDisposition(filename: string, mode: Mode) {
 }
 
 function sanitizeZipEntryName(name: string) {
-  return name.replace(/[^\w.\- ()\[\]]+/g, "_").slice(0, 180);
+  return name.replace(/[^\w.\- ()[\]]+/g, "_").slice(0, 180);
 }
 
 function isWebReadableStream(value: unknown): value is ReadableStream<Uint8Array> {
   return !!value && typeof (value as ReadableStream<Uint8Array>).getReader === "function";
 }
 
+function webStreamToAsyncIterable(stream: ReadableStream<Uint8Array>) {
+  const reader = stream.getReader();
+  return {
+    async *[Symbol.asyncIterator]() {
+      try {
+        while (true) {
+          const { done, value } = await reader.read();
+          if (done) break;
+          if (value) yield value;
+        }
+      } finally {
+        reader.releaseLock();
+      }
+    },
+  };
+}
+
 function toBodyInit(body: S3Body): BodyInit {
   if (body instanceof Readable) {
     return Readable.toWeb(body) as ReadableStream<Uint8Array>;
@@ -141,9 +158,16 @@ export async function GET(req: NextRequest) {
             if (body instanceof Readable) {
               archive.append(body, { name: entryName });
             } else if (isWebReadableStream(body)) {
-              archive.append(Readable.from(body as AsyncIterable<Uint8Array>), { name: entryName });
+              archive.append(Readable.from(webStreamToAsyncIterable(body)), { name: entryName });
+            } else if (body instanceof Blob) {
+              const stream = body.stream();
+              archive.append(Readable.from(webStreamToAsyncIterable(stream)), { name: entryName });
+            } else if (Buffer.isBuffer(body)) {
+              archive.append(body, { name: entryName });
+            } else if (body instanceof Uint8Array) {
+              archive.append(Buffer.from(body), { name: entryName });
             } else {
-              archive.append(body as Buffer, { name: entryName });
+              throw new Error("Unsupported S3 body type for zip entry");
             }
           }
 

src/app/error.tsx

@@ -3,7 +3,7 @@
 import { useEffect } from "react";
 
 // Global error UI for the app router segment.
-export default function Error({
+export default function ErrorPage({
   error,
   reset,
 }: {
@@ -27,6 +27,7 @@ export default function Error({
 
         <div className="flex justify-center gap-4 pt-2">
           <button
+            type="button"
             onClick={reset}
             className="rounded-md bg-primary px-4 py-2 text-sm font-medium text-primary-foreground hover:bg-primary/90 transition"
           >

src/app/global-error.tsx

@@ -21,6 +21,7 @@ export default function GlobalError({
           </p>
 
           <button
+            type="button"
             onClick={reset}
             className="rounded-md bg-primary px-4 py-2 text-sm font-medium text-primary-foreground hover:bg-primary/90 transition"
           >

src/components/artworks/ArtworkColorProcessor.tsx

@@ -1,9 +1,10 @@
 "use client";
 
+import { useCallback, useEffect, useState } from "react";
+
 import { getArtworkColorStats } from "@/actions/colors/getArtworkColorStats";
 import { processPendingArtworkColors } from "@/actions/colors/processPendingArtworkColors";
 import { Button } from "@/components/ui/button";
-import { useEffect, useState } from "react";
 
 // Admin tool for processing pending artwork color extraction.
 export function ArtworkColorProcessor() {
@@ -11,14 +12,14 @@ export function ArtworkColorProcessor() {
   const [loading, setLoading] = useState(false);
   const [msg, setMsg] = useState<string | null>(null);
 
-  const refreshStats = async () => {
+  const refreshStats = useCallback(async () => {
     const s = await getArtworkColorStats();
     setStats(s);
-  };
+  }, []);
 
   useEffect(() => {
     void refreshStats();
-  }, []);
+  }, [refreshStats]);
 
   const run = async () => {
     setLoading(true);
@@ -48,7 +49,7 @@ export function ArtworkColorProcessor() {
   return (
     <div className="flex flex-col gap-2">
       <div className="flex items-center gap-4">
-        <Button onClick={run} disabled={loading || done}>
+        <Button type="button" onClick={run} disabled={loading || done}>
           {done ? "All colors processed" : loading ? "Processing…" : "Process pending colors"}
         </Button>
 

src/components/artworks/FilterBar.tsx

@@ -157,6 +157,7 @@ function FilterButton({
 }) {
   return (
     <button
+      type="button"
       onClick={onClick}
       className={`px-3 py-1 rounded text-sm border transition ${active
         ? "bg-primary text-white border-primary"

src/components/artworks/MultiSelectFilter.tsx

@@ -31,7 +31,7 @@ export function MultiSelectFilter(props: {
         </Button>
       </PopoverTrigger>
 
-      <PopoverContent className="w-[280px] p-0" align="start">
+      <PopoverContent className="w-70 p-0" align="start">
         <Command>
           <CommandInput placeholder="Search…" />
           <CommandEmpty>No results.</CommandEmpty>

src/components/artworks/single/ArtworkTimelapse.tsx

@@ -162,7 +162,9 @@ export default function ArtworkTimelapse({
       </div>
 
       {src ? (
-        <video className="w-full rounded-md border" controls preload="metadata" src={src} />
+        <video className="w-full rounded-md border" controls preload="metadata" src={src}>
+          <track kind="captions" label="Captions" srcLang="en" src="" />
+        </video>
       ) : null}
     </div>
   );

src/components/categories/EditCategoryForm.tsx

@@ -11,7 +11,7 @@ import { zodResolver } from "@hookform/resolvers/zod";
 import { useRouter } from "next/navigation";
 import { useForm } from "react-hook-form";
 import { toast } from "sonner";
-import { z } from "zod/v4";
+import type { z } from "zod/v4";
 
 // Form for editing an existing artwork category.
 export default function EditCategoryForm({ category }: { category: ArtCategory }) {

src/components/categories/NewCategoryForm.tsx

@@ -10,7 +10,7 @@ import { zodResolver } from "@hookform/resolvers/zod";
 import { useRouter } from "next/navigation";
 import { useForm } from "react-hook-form";
 import { toast } from "sonner";
-import { z } from "zod/v4";
+import type { z } from "zod/v4";
 
 // Form for creating a new artwork category.
 export default function NewCategoryForm() {

src/components/commissions/requests/CommissionRequestEditor.tsx

@@ -33,7 +33,11 @@ import { toast } from "sonner";
 
 // Admin editor for a single commission request.
 type RequestShape = NonNullable<Awaited<ReturnType<typeof getCommissionRequestById>>>;
-type RequestShapeSerializable = Omit<RequestShape, "createdAt" | "updatedAt" | "files"> & {
+type RequestShapeSerializable = Omit<
+  RequestShape,
+  "createdAt" | "updatedAt" | "files" | "status"
+> & {
+  status: CommissionStatus;
   createdAt: string | Date;
   updatedAt: string | Date;
   files: Array<Omit<RequestShape["files"][number], "createdAt"> & { createdAt: string | Date }>;
@@ -79,7 +83,9 @@ function bulkUrl(requestId: string) {
 export function CommissionRequestEditor({ request }: { request: RequestShapeSerializable }) {
   const router = useRouter();
 
-  const [status, setStatus] = useState<CommissionStatus>(request.status);
+  const [status, setStatus] = useState<CommissionStatus>(() =>
+    isCommissionStatus(request.status) ? request.status : "NEW"
+  );
   const [customerName, setCustomerName] = useState(request.customerName);
   const [customerEmail, setCustomerEmail] = useState(request.customerEmail);
   const [customerSocials, setCustomerSocials] = useState(request.customerSocials ?? "");

src/components/uploads/UploadImageForm.tsx

@@ -11,7 +11,7 @@ import { useRouter } from "next/navigation";
 import { type ChangeEvent, useEffect, useRef, useState } from "react";
 import { useForm } from "react-hook-form";
 import { toast } from "sonner";
-import * as z from "zod/v4";
+import type * as z from "zod/v4";
 
 type UploadStatus = "empty" | "queued" | "uploading" | "done" | "error";
 

src/components/users/UsersTable.tsx

@@ -6,7 +6,8 @@ import { useCallback, useEffect, useState, useTransition } from "react";
 import { toast } from "sonner";
 
 import { deleteUser } from "@/actions/users/deleteUser";
-import { getUsers, type UsersListRow } from "@/actions/users/getUsers";
+import { getUsers } from "@/actions/users/getUsers";
+import type { UsersListRow } from "@/types/users";
 // import { resendVerification } from "@/actions/users/resendVerification";
 
 import {

src/lib/commissions/kanban.ts

@@ -10,6 +10,10 @@ export const COMMISSION_STATUSES = [
 
 export type CommissionStatus = (typeof COMMISSION_STATUSES)[number];
 
+function isCommissionStatus(value: string): value is CommissionStatus {
+  return (COMMISSION_STATUSES as readonly string[]).includes(value);
+}
+
 export const BOARD_COLUMNS = {
   intake: {
     title: "Intake",
@@ -30,15 +34,20 @@ export const BOARD_COLUMNS = {
   },
 } as const;
 
+const INTAKE_STATUSES = new Set<CommissionStatus>(BOARD_COLUMNS.intake.statuses);
+const IN_PROGRESS_STATUSES = new Set<CommissionStatus>(BOARD_COLUMNS.inProgress.statuses);
+const COMPLETED_STATUSES = new Set<CommissionStatus>(BOARD_COLUMNS.completed.statuses);
+
 export type BoardColumnId = keyof typeof BOARD_COLUMNS;
 
 export function columnIdForStatus(status: string): BoardColumnId | null {
-  if (BOARD_COLUMNS.intake.statuses.includes(status as any)) return "intake";
+  if (!isCommissionStatus(status)) return null;
-  if (BOARD_COLUMNS.inProgress.statuses.includes(status as any)) return "inProgress";
+  if (INTAKE_STATUSES.has(status)) return "intake";
-  if (BOARD_COLUMNS.completed.statuses.includes(status as any)) return "completed";
+  if (IN_PROGRESS_STATUSES.has(status)) return "inProgress";
+  if (COMPLETED_STATUSES.has(status)) return "completed";
   return null;
 }
 
 export function canonicalStatusForColumn(col: BoardColumnId): CommissionStatus {
-  return BOARD_COLUMNS[col].canonicalStatus as CommissionStatus;
+  return BOARD_COLUMNS[col].canonicalStatus;
 }

src/lib/queryArtworks.ts

@@ -1,5 +1,5 @@
 // src/lib/artworks/query.ts
-import { Prisma } from "@/generated/prisma/client";
+import type { Prisma } from "@/generated/prisma/client";
 import { prisma } from "@/lib/prisma";
 
 export type ArtworkListParams = {

src/proxy.ts

@@ -1,7 +1,7 @@
 import { auth } from "@/lib/auth";
 import { prisma } from "@/lib/prisma";
 import { headers } from "next/headers";
-import { NextRequest, NextResponse } from "next/server";
+import { type NextRequest, NextResponse } from "next/server";
 
 async function isFirstRun() {
   const count = await prisma.user.count();

src/types/auth.ts

@@ -2,6 +2,7 @@ export type SessionWithRole =
   | { user?: { role?: "admin" | "user"; id?: string } }
   | null;
 
-export type SignUpResponse =
+export type SignUpResponse = {
-  | { user?: { id?: string } }
+  user?: { id?: string };
-  | { data?: { user?: { id?: string }; id?: string } };
+  data?: { user?: { id?: string }; id?: string };
+};

src/types/users.ts

@@ -1,8 +1,10 @@
+export type UserRole = "admin" | "user";
+
 export type UsersListRow = {
   id: string;
   name: string | null;
   email: string;
-  role: "admin" | "user";
+  role: UserRole;
   emailVerified: boolean;
   createdAt: string;
   updatedAt: string;

src/utils/getImageBufferFromS3.ts

@@ -1,10 +1,10 @@
 import { s3 } from "@/lib/s3";
 import { GetObjectCommand } from "@aws-sdk/client-s3";
-import { Readable } from "stream";
+import type { Readable } from "stream";
 
 export async function getImageBufferFromS3Key(s3Key: string): Promise<Buffer> {
   const command = new GetObjectCommand({
-    Bucket: process.env.BUCKET_NAME!,
+    Bucket: process.env.BUCKET_NAME,
     Key: s3Key,
   });