fix: give the Lakka pack its own install guide

scripts/packreadme.py

@@ -163,7 +163,7 @@ def _build_readme(
         "romm": (
             "INSTALLATION GUIDE (RomM server)\n\n"
             "  1. Locate your RomM library folder\n"
-            "  2. Navigate to the bios/ subdirectory\n"
+            "  2. Navigate to its bios/ folder (library/bios/)\n"
             "  3. Extract all files from this archive directly into that folder\n"
             "  4. Restart the RomM service to detect new files\n\n"
         ),
@@ -185,8 +185,20 @@ def _build_readme(
         ),
     }
 
-    # Lakka uses same guide as RetroArch
+    guides["lakka"] = (
-    guides["lakka"] = guides["retroarch"]
+        "INSTALLATION GUIDE (Lakka)\n\n"
+        "  Lakka reads its BIOS files from /storage/system/.\n\n"
+        "  Option A: Via network share\n"
+        "  --------------------------\n"
+        "  1. On Lakka: Settings > Services > Samba Enable\n"
+        "  2. On your PC, open the System share: \\\\LAKKA\\System\\\n"
+        "     (macOS and Linux: smb://lakka/System)\n"
+        "  3. Extract all files from this archive directly into that share\n\n"
+        "  Option B: Via SSH\n"
+        "  -----------------\n"
+        "  1. On Lakka: Settings > Services > SSH Enable\n"
+        "  2. Copy the files to /storage/system/ (scp -r * root@lakka:/storage/system/)\n\n"
+    )
 
     # A platform without a written guide is told where its files go by the
     # registry, which the installer reads too: "your BIOS directory" sent

tests/test_audit_regressions.py

@@ -3284,5 +3284,25 @@ class TheSiteCountsSlotsNotVersions(unittest.TestCase):
         self.assertIn("1 in repo, 1 missing", line)
 
 
+
+class EveryReadmeNamesItsFolder(unittest.TestCase):
+    """The Lakka pack's README reused RetroArch's guide and never named
+    /storage/system, the folder the registry and the installer use."""
+
+    def test_the_registry_folder_is_in_the_guide(self):
+        from scripts.packreadme import _build_readme
+
+        registry = yaml.safe_load((ROOT / "platforms" / "_registry.yml").read_text())
+        for name, entry in registry["platforms"].items():
+            folder = (entry.get("extract_to") or "").rstrip("/")
+            if not folder:
+                continue
+            with self.subTest(platform=name):
+                text = _build_readme(name, name, "", 1, 1, bios_paths=[folder])
+                self.assertIn(folder, text)
+        lakka = _build_readme("lakka", "Lakka", "", 1, 1)
+        self.assertNotIn("retroarch/system", lakka)
+
+
 if __name__ == "__main__":
     unittest.main()