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ARCHIVE_URL : `${ARCHIVE_URL}page/${page}/`;\n}\n\nfunction parsePage(html: string): FeedItem[] {\n const $ = load(html);\n return $(\"article.post-card--public\").toArray().flatMap((element) => {\n const card = $(element);\n const anchor = card.find(\"h1 a[href]\").first();\n const href = anchor.attr(\"href\");\n const title = anchor.text().replace(/\\s+/g, \" \").trim();\n if (!href || !title) return [];\n\n const date = card.find(\"time[datetime]\").first().attr(\"datetime\") ?? null;\n const summary = card.find(\"p\").first().text().replace(/\\s+/g, \" \").trim() || null;\n return [{ title, url: new URL(href, ARCHIVE_URL).href, date, summary }];\n });\n}\n\nasync function scrapeArchive(): Promise {\n const byUrl = new Map();\n for (let page = 1; page <= MAX_PAGES; page++) {\n const response = await fetch(archivePageUrl(page));\n if (response.status === 404) break;\n if (!response.ok) throw new Error(`archive page ${page}: HTTP ${response.status}`);\n\n const items = parsePage(await response.text());\n if (items.length === 0) break;\n for (const item of items) byUrl.set(item.url, item);\n }\n\n const items = [...byUrl.values()].sort((a, b) =>\n (b.date ?? \"\").localeCompare(a.date ?? \"\")\n );\n if (items.length < 30) throw new Error(`archive returned only ${items.length} public posts`);\n return items;\n}\n\nexport async function refresh(): Promise {\n const items = await scrapeArchive();\n await blob.setJSON(CACHE_KEY, { lastCheck: new Date().toISOString(), items } satisfies Cache);\n}\n\nexport async function lastChecked(): Promise {\n const value = (await readCache()).lastCheck;\n const parsed = value ? Date.parse(value) : Number.NaN;\n return Number.isNaN(parsed) ? 0 : parsed;\n}\n\nexport async function fetchItems(): Promise {\n return (await readCache()).items;\n}\n\nfunction escapeXml(value: string): string {\n return value.replace(/&/g, \"&\").replace(//g, \">\")\n .replace(/\"/g, \""\").replace(/\\x27/g, \"'\");\n}\n\nexport function buildRss(items: FeedItem[], selfUrl: string): string {\n const body = items.map((item) => {\n const published = item.date\n ? `${new Date(`${item.date}T00:00:00Z`).toUTCString()}`\n : \"\";\n const summary = item.summary ? `${escapeXml(item.summary)}` : \"\";\n return `\n ${escapeXml(item.title)}\n ${escapeXml(item.url)}\n ${escapeXml(item.url)}\n ${published}\n ${summary}\n `;\n }).join(\"\\n \");\n\n return `\n\n \n Bits about Money\n ${ARCHIVE_URL}\n All freely accessible Bits about Money essays.\n en-us\n \n ${body}\n \n`;\n}",["D",1788147184027],{"_33":52,"_35":51,"_36":53,"_38":54,"_40":55,"_42":14,"_43":44,"_27":28},"refresh.ts","01a055e0-b1fb-7668-a7f2-e1bd8d48678c","interval","import { refresh } from \"./scraper.ts\";\n\nexport default async function (): Promise {\n await refresh();\n console.log(\"bits-about-money-rss refreshed\");\n}",["D",1788147184027],{"_33":58,"_35":57,"_36":59,"_38":60,"_40":61,"_42":14,"_43":44,"_27":28},"main.ts","01a055e0-b1fb-7668-a7f2-de979a8284f4","http","import { buildRss, fetchItems, lastChecked, refresh } from \"./scraper.ts\";\n\nconst STALE_MS = 6 * 60 * 60 * 1000;\n\nexport default async function handler(request: Request): Promise {\n try {\n if (Date.now() - await lastChecked() >= STALE_MS) await refresh();\n } catch (error) {\n console.error(\"refresh failed:\", error);\n }\n\n const items = await fetchItems();\n if (items.length === 0) {\n return new Response(\"Feed not ready yet. Try again in a minute.\", { status: 503 });\n }\n\n const selfUrl = new URL(request.url);\n selfUrl.search = \"\";\n selfUrl.hash = \"\";\n return new Response(buildRss(items, selfUrl.href), {\n headers: {\n \"Cache-Control\": \"public, max-age=900\",\n \"Content-Type\": \"application/rss+xml; charset=utf-8\",\n },\n });\n}",["D",1788147184027],{"_33":64,"_35":63,"_36":24,"_38":65,"_40":66,"_42":14,"_43":44,"_27":28},"README.md","01a055e0-b1fb-7668-a7f2-d8d52a841802","# bits-about-money-rss\n\nA complete RSS feed for [Bits about Money](https://www.bitsaboutmoney.com/archive/).\n\n[Open the feed](url:main.ts)\n\nThe scraper follows the public archive pagination, keeps only cards marked public, and currently returns 63 essays. 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Diff · v1