Allow api key query fallback

src/app.ts

@@ -42,8 +42,9 @@ export function createApp(config: RuntimeConfig, deps: AppDependencies) {
 
     const headerKey = req.header("x-api-key");
     const bearer = req.header("authorization")?.replace(/^Bearer\s+/i, "").trim();
+    const queryKey = readOptionalString(req.query.api_key);
 
-    if (headerKey === config.apiKey || bearer === config.apiKey) {
+    if (headerKey === config.apiKey || bearer === config.apiKey || queryKey === config.apiKey) {
       next();
       return;
     }
@@ -71,11 +72,7 @@ export function createApp(config: RuntimeConfig, deps: AppDependencies) {
 }
 
 function readCountRequest(req: Request): CountRequest {
-  const repo = typeof req.query.repo === "string"
-    ? req.query.repo.trim()
-    : typeof req.query.query === "string"
-      ? req.query.query.trim()
-      : "";
+  const repo = typeof req.query.repo === "string" ? req.query.repo.trim() : "";
   if (!repo) {
     throw new HttpError(400, "Missing repo query parameter");
   }