fix: parse minimally-quoted csv rows when loading jobs.csv

csv.ts

@@ -0,0 +1,23 @@
+// Parse one jobs.csv line. The file holds both fully-quoted rows (what
+// index.ts writes) and minimally-quoted ones (any tool that rewrites the CSV,
+// e.g. Python's csv module, only quotes fields containing a comma). Splitting
+// on '","' only understands the first form — every minimally-quoted row came
+// back with no link, so index.ts re-added old jobs as new and daily.ts
+// couldn't dedupe against them.
+export function parseCsvLine(line: string): string[] {
+  const out: string[] = [];
+  let cur = "";
+  let quoted = false;
+  for (let i = 0; i < line.length; i++) {
+    const ch = line[i];
+    if (quoted) {
+      if (ch === '"' && line[i + 1] === '"') { cur += '"'; i++; }
+      else if (ch === '"') quoted = false;
+      else cur += ch;
+    } else if (ch === '"') quoted = true;
+    else if (ch === ",") { out.push(cur); cur = ""; }
+    else cur += ch;
+  }
+  out.push(cur);
+  return out;
+}

daily.ts

@@ -5,6 +5,7 @@
 //   bun daily --resend   skip fetching, re-send today's jobs from the CSV
 import { send, escapeHtml } from "./telegram.ts";
 import { matchesProfile } from "./profile.ts";
+import { parseCsvLine } from "./csv.ts";
 
 const CSV = "./results/jobs.csv";
 const SENT = "./results/sent.txt"; // links already pushed — never resend
@@ -20,7 +21,7 @@ function parse(text: string): Row[] {
     .slice(1)
     .filter(Boolean)
     .map((l) => {
-      const c = l.replace(/^"|"$/g, "").split('","');
+      const c = parseCsvLine(l);
       return { fetched: c[0], posted: c[1], search: c[2], title: c[3], company: c[4], link: c[5], source: c[6], location: c[7] ?? "" };
     });
 }

index.ts

@@ -1,5 +1,6 @@
 #!/usr/bin/env bun
 import { searches } from "./config.ts";
+import { parseCsvLine } from "./csv.ts";
 import { fetchJobs, isViableContent, isViableUrl } from "./fetch.ts";
 import { fetchDataCareer, fetchStellenBasel, fetchItJobsCh, fetchJobRoom, fetchBaselIntlOrgs, fetchJobBasel, fetchEnglishJobSearch, fetchBaselJobs, fetchSciCore, fetchSwisscom, fetchNovartisBasel, fetchMoreJobs } from "./fetch-other.ts";
 
@@ -54,7 +55,7 @@ try {
   const text = await Bun.file(CSV).text();
   for (const line of text.split("\n").slice(1)) {
     if (!line.trim()) continue;
-    const cells = line.replace(/^"|"$/g, "").split('","');
+    const cells = parseCsvLine(line);
     const link = cells[5];
     if (link) existingLinks.add(link);
     if (cells[3]) knownJobKeys.add(langKey(cells[3], cells[4] ?? ""));