sec01: phase 4 downloads complete (50 files, 204MB) + item 12 EN preview + flib.py pagination

- 45 RU + 5 EN + 1 preview downloaded (flibusta.is OPDS, libgen, archive.org)
- 10 flib pdf stubs replaced via libgen (18,22,28,29,53) or fb2 twins
- flib 'fb2+zip' files unpacked to plain fb2
- item 12 (Evers-Fahey): RG=Request-PDF; PagePlace 23pp preview saved+verified
- evers-fahey dossier enriched (ofj.org bio)
- flib.py: authorall (rel=next pagination) + author <page>
- AGENTS.md: flib pagination/quirks + PagePlace preview tip
- INDEX: phase 4 done line; 8 trade-only items listed in MANIFEST

tools/flib.py

@@ -62,10 +62,24 @@ def main():
     elif cmd == "authors":
         url = f"{BASE}/opds/search?searchType=authors&searchTerm=" + urllib.parse.quote(q)
     elif cmd == "author":
+        page = sys.argv[3] if len(sys.argv) > 3 else ""
+        url = f"{BASE}/opds/author/{q}/alphabet" + (f"/{page}" if page else "")
+    elif cmd == "authorall":
         url = f"{BASE}/opds/author/{q}/alphabet"
     else:
-        sys.exit("cmd: books|authors|author")
-    xml = fetch(url)
+        sys.exit("cmd: books|authors|author[page]|authorall")
+    if cmd == "authorall":
+        all_rows = []
+        xml = ""
+        while url and len(all_rows) < 600:
+            xml = fetch(url)
+            all_rows.extend(parse_entries(xml))
+            m = re.search(r'<link href="([^"]+)" rel="next"', xml)
+            url = (BASE + m.group(1)) if m else None
+        rows = all_rows
+    else:
+        xml = fetch(url)
+        rows = parse_entries(xml)
     if cmd == "authors":
         rows = []
         for e in re.findall(r"<entry>.*?</entry>", xml, re.S):
@@ -80,7 +94,6 @@ def main():
         if not rows:
             print("(no results)")
         return
-    rows = parse_entries(xml)
     if not rows:
         print("(no results)")
         return