Added new novel strategy

src/config/types.ts

@@ -46,8 +46,10 @@ export interface NovelDefinition {
   slug: string;
   type: 'epub' | 'web-scraped';
   source: {
-    url?: string;
-    urls?: string[];
+    url?: string;           // web-scraped TOC strategy: the table-of-contents page URL
+    urls?: string[];        // epub: download URL(s)
+    urlTemplate?: string;   // web-scraped increment strategy: template with {n} placeholder, e.g. "https://example.com/chapter-{n}"
+    startIndex?: number;    // increment: chapter number of the first {n} value (default 1)
   };
   selectors?: {
     toc?: TocSelector;

src/routes/novel.ts

@@ -145,7 +145,7 @@ export function registerNovelFromConfig(
   cache: Cache,
   appConfig: AppConfig,
 ): number {
-  const sourceUrl = def.source.url ?? def.source.urls?.[0] ?? '';
+  const sourceUrl = def.source.url ?? def.source.urls?.[0] ?? def.source.urlTemplate ?? '';
   const hash = createHash('sha256').update(def.slug + sourceUrl).digest('hex');
 
   let registeredId = -1;
@@ -162,7 +162,27 @@ export function registerNovelFromConfig(
           registry.updateRange(registeredId, start, end),
         ),
     });
+  } else if (def.source.urlTemplate) {
+    // Increment strategy: chapter URLs follow a predictable pattern — no TOC fetch needed.
+    // {n} is replaced with the chapter number directly; endsAt is unknown so set to MAX_SAFE_INTEGER.
+    const startIndex = def.source.startIndex ?? 1;
+    const template = def.source.urlTemplate;
+    registeredId = registry.register({
+      hash,
+      slug: def.slug,
+      startsAt: startIndex,
+      endsAt: Number.MAX_SAFE_INTEGER,
+      url: template,
+      fetch: async (from, to) => {
+        const urls = Array.from(
+          { length: to - from + 1 },
+          (_, i) => template.replace('{n}', String(from + i)),
+        );
+        return fetchChapters(def, registeredId, from, urls, cache);
+      },
+    });
   } else {
+    // TOC strategy: scrape the table-of-contents page to discover all chapter URLs.
     registeredId = registry.register({
       hash,
       slug: def.slug,