Fix type checks

TRANSLATIONS.md

@@ -1,6 +1,6 @@
 # Translation Status
 
-Last updated: 2026-10-07 09:57:47
+Last updated: 2026-10-09 09:28:47
 
 Reference locale (en): **346 keys**
 

backend/src/controllers/templates.ts

@@ -644,7 +644,7 @@ function assertLocalManifestShape(m: unknown): asserts m is LocalManifest {
 
 // Install a template from an uploaded .zip file (local template)
 export async function installLocalTemplateFromZip(
-  zipData: Uint8Array,
+  zipData: Uint8Array<ArrayBuffer>,
 ): Promise<Template> {
   // Create a blob from the zip data for the ZipReader
   const blob = new Blob([zipData]);

backend/src/database/init.ts

@@ -5,7 +5,7 @@ import { generateUUID } from "../utils/uuid.ts";
 import { RESOURCE_ACTIONS } from "../types/index.ts";
 import type { Action, Resource } from "../types/index.ts";
 
-let db: DB;
+let db: DB | undefined;
 
 //
 //  Path helpers
@@ -772,7 +772,7 @@ function getNumberingSettings(): {
     enabled: true,
   };
   try {
-    const rows = db.query(
+    const rows = getDatabase().query(
       "SELECT key, value FROM settings WHERE key IN ('invoicePrefix','invoiceIncludeYear','invoiceNumberPadding','invoiceNumberPattern')",
     );
     const m = new Map<string, string>();
@@ -789,7 +789,7 @@ function getNumberingSettings(): {
     cfg.pattern = (m.get("invoiceNumberPattern") || "").trim() || undefined;
 
     try {
-      const raw = db.query(
+      const raw = getDatabase().query(
         "SELECT value FROM settings WHERE key = 'invoiceNumberingEnabled' LIMIT 1",
       );
       if (raw.length > 0) {
@@ -807,11 +807,11 @@ function getNumberingSettings(): {
 /** Find the highest existing sequential suffix matching `likePrefix%`, optionally scoped to a single customer. */
 function findMaxSequence(likePrefix: string, customerId?: string): number {
   const rows = customerId
-    ? db.query(
+    ? getDatabase().query(
       "SELECT invoice_number FROM invoices WHERE invoice_number LIKE ? AND customer_id = ?",
       [likePrefix + "%", customerId],
     )
-    : db.query(
+    : getDatabase().query(
       "SELECT invoice_number FROM invoices WHERE invoice_number LIKE ?",
       [likePrefix + "%"],
     );
@@ -829,7 +829,7 @@ function findMaxSequence(likePrefix: string, customerId?: string): number {
 function getCustomerNumber(customerId?: string): number | null {
   if (!customerId) return null;
   try {
-    const rows = db.query(
+    const rows = getDatabase().query(
       "SELECT customer_number FROM customers WHERE id = ?",
       [customerId],
     ) as unknown[][];

backend/src/routes/admin.ts

@@ -620,7 +620,7 @@ adminRoutes.post(
     try {
       const contentType = c.req.header("content-type") || "";
 
-      let zipData: Uint8Array;
+      let zipData: Uint8Array<ArrayBuffer>;
 
       if (contentType.includes("multipart/form-data")) {
         // Handle multipart form upload

backend/src/utils/oidc.ts

@@ -160,7 +160,7 @@ export async function exchangeAndVerify(
 
 // ── ID token verification (RS256) ─────────────────────────────────────────
 
-function b64urlToBytes(b64url: string): Uint8Array {
+function b64urlToBytes(b64url: string): Uint8Array<ArrayBuffer> {
   const b64 = b64url.replace(/-/g, "+").replace(/_/g, "/");
   const padded = b64 + "=".repeat((4 - (b64.length % 4)) % 4);
   const bin = atob(padded);
@@ -193,7 +193,7 @@ async function verifyIdToken(
   const jwks = await getJwks(jwksUri);
   const jwk = jwks.find(
     (k) =>
-      k.kid === header.kid &&
+      (k as Record<string, unknown>).kid === header.kid &&
       (k as Record<string, unknown>).use !== "enc" &&
       ((k as Record<string, unknown>).alg === "RS256" ||
         (k as Record<string, unknown>).kty === "RSA"),