feat: add source param to manifest and split packs

scripts/generate_pack.py

@@ -1936,11 +1936,13 @@ def generate_split_packs(
     emu_profiles: dict | None = None,
     target_cores: set[str] | None = None,
     required_only: bool = False,
+    source: str = "full",
 ) -> list[str]:
     """Generate split packs (one ZIP per system or manufacturer)."""
     config = load_platform_config(platform_name, platforms_dir)
     platform_display = config.get("platform", platform_name)
-    split_dir = os.path.join(output_dir, f"{platform_display.replace(' ', '_')}_Split")
+    source_tag = {"platform": "_Platform", "truth": "_Truth"}.get(source, "")
+    split_dir = os.path.join(output_dir, f"{platform_display.replace(' ', '_')}{source_tag}_Split")
     os.makedirs(split_dir, exist_ok=True)
 
     systems = config.get("systems", {})
@@ -1955,15 +1957,12 @@ def generate_split_packs(
     if emu_profiles is None:
         emu_profiles = load_emulator_profiles(emulators_dir)
     base_dest = config.get("base_destination", "")
-    if emu_profiles:
+    if source == "platform":
+        all_extras = []
+    elif emu_profiles:
         all_extras = _collect_emulator_extras(
-            config,
-            emulators_dir,
-            db,
-            set(),
-            base_dest,
-            emu_profiles,
-            target_cores=target_cores,
+            config, emulators_dir, db, set(), base_dest, emu_profiles,
+            target_cores=target_cores, include_all=(source == "truth"),
         )
     else:
         all_extras = []
@@ -2007,13 +2006,14 @@ def generate_split_packs(
             required_only=required_only,
             system_filter=group_system_ids,
             precomputed_extras=group_extras,
+            source=source,
         )
         if zip_path:
             version = config.get("version", config.get("dat_version", ""))
             ver_tag = f"_{version.replace(' ', '')}" if version else ""
             req_tag = "_Required" if required_only else ""
             safe_group = group_name.replace(" ", "_")
-            new_name = f"{platform_display.replace(' ', '_')}{ver_tag}{req_tag}_{safe_group}_BIOS_Pack.zip"
+            new_name = f"{platform_display.replace(' ', '_')}{ver_tag}{source_tag}{req_tag}_{safe_group}_BIOS_Pack.zip"
             new_path = os.path.join(split_dir, new_name)
             if new_path != zip_path:
                 os.rename(zip_path, new_path)
@@ -2859,6 +2859,7 @@ def generate_manifest(
     zip_contents: dict | None = None,
     emu_profiles: dict | None = None,
     target_cores: set[str] | None = None,
+    source: str = "full",
 ) -> dict:
     """Generate a JSON manifest for a platform (same resolution as generate_pack).
 
@@ -2905,6 +2906,7 @@ def generate_manifest(
     total_size = 0
 
     # Phase 1: baseline files
+    if source != "truth":
         for sys_id, system in sorted(pack_systems.items()):
             for file_entry in system.get("files", []):
                 dest = _sanitize_path(file_entry.get("destination", file_entry["name"]))
@@ -2961,6 +2963,7 @@ def generate_manifest(
                     seen_lower.add(dedup_key.lower())
 
     # Phase 2: core complement (emulator extras)
+    if source != "platform":
         core_files = _collect_emulator_extras(
             config,
             emulators_dir,
@@ -2969,7 +2972,10 @@ def generate_manifest(
             base_dest,
             emu_profiles,
             target_cores=target_cores,
+            include_all=(source == "truth"),
         )
+    else:
+        core_files = []
     extras_pfx = _detect_extras_prefix(config, base_dest)
     for fe in core_files:
         dest = _sanitize_path(fe.get("destination", fe["name"]))
@@ -3038,6 +3044,7 @@ def generate_manifest(
 
     result: dict = {
         "manifest_version": 1,
+        "source": source,
         "platform": platform_name,
         "display_name": platform_display,
         "version": "1.0",