feat: name each system once, from its own section

siterender.system_name reads the heading of the console section the id spells, then SYSTEM_NAMES, and raises for an id in neither. The emulator intro and the picker titles read it instead of the folder a system's files were voted onto.

scripts/generate_site.py

@@ -4656,12 +4656,9 @@ def _emulator_intro(emu_name: str, profile: dict) -> str:
     The page opened on a twelve-row table: "Type", "Version", "Checked by".
     DuckStation needs one PlayStation BIOS of any name, and the reader had
     to infer it from the "Files found by" row."""
-    import siterender  # noqa: PLC0415
-
     names: list[str] = []
     for sys_id in profile.get("systems") or []:
-        page = siterender._system_page_map.get(sys_id) or siterender._page_by_norm(sys_id)
-        label = page[1] if page else str(sys_id)
+        label = system_name(sys_id)
         if label not in names:
             names.append(label)
     files = [f for f in profile.get("files") or [] if isinstance(f, dict)]
@@ -6675,6 +6672,7 @@ def _generate(args: argparse.Namespace) -> None:
         _system_pages_from_data(manufacturers, coverages, db, profiles)
     )
     print(f"  {len(_system_page_map)} system IDs mapped to pages")
+    set_console_sections(manufacturers, program_names(profiles))
 
     print("Generating system pages...")
 
@@ -6864,11 +6862,10 @@ def _generate(args: argparse.Namespace) -> None:
                      json.dumps(sitestarlight.sidebar(nav, present), indent=1) + "\n")
     write_if_changed(str(generated / "lastmod.json"),
                      json.dumps(dict(sorted(lastmod.items())), indent=1) + "\n")
-    mfr_names = {mfr.lower().replace(" ", "-"): mfr for mfr in manufacturers}
-    titles = {}
-    for sys_id, (slug, console) in _system_page_map.items():
-        mfr = mfr_names.get(slug, "")
-        titles[sys_id] = console if console.startswith(mfr) else f"{mfr} {console}"
+    system_ids = set(_system_page_map) | {
+        sys_id for cov in coverages.values() for sys_id in cov["config"].get("systems", {})
+    }
+    titles = {sys_id: system_name(sys_id) for sys_id in sorted(system_ids)}
     sitestarlight.picker_data(_REPO_ROOT / "install", public / "data" / "picker", titles)
     total_pages = len(present)
     print(f"\nGenerated {total_pages} pages in {args.docs_dir}/")
@@ -6903,6 +6900,9 @@ from siterender import (  # noqa: E402,F401
     _system_page_map,
     _system_link,
     set_system_page_map,
+    set_console_sections,
+    program_names,
+    system_name,
     card_page,
     console_href,
     record_console_pages,