fail on unusable native index without sources, create assets dir before marker delete

Launcher/Build-Installer.ps1

@@ -244,8 +244,7 @@ foreach ($name in $requiredDependencies) { Copy-Directory (Join-Path $dependency
 # The translation identity covers the runtime's native registrations through this index (see
 # ToolkitFingerprint), so it is extracted from exactly the staged runtime sources.
 $nativeIndex = Join-Path $workspace 'runtime\native-index.json'
-# The payload has no game inputs, so the project file (which validates them) cannot be loaded here.
-& $translator emit-native-index --native-source-dir (Join-Path $workspace 'runtime\src') --out $nativeIndex
+& $translator emit-native-index --project (Join-Path $workspace 'projects\mkwii\recomp.yml') --out $nativeIndex
 if ($LASTEXITCODE -ne 0) { throw "Native index extraction failed with exit code $LASTEXITCODE." }
 Assert-File $nativeIndex 'Runtime native index'
 # A staged runtime that fingerprints differently from the shipped archive would make every

Launcher/NativeBuildFlags.ps1

@@ -208,14 +208,13 @@ function Get-MkwThirdPartySourceFingerprint([string]$ThirdPartyDirectory) {
     SHA-256 over runtime/third_party, the vendored sources behind the prebuilt package. The
     precompiled Crypto++ archive is linked while first-party TUs compile against the same headers,
     so a workspace whose vendored tree moved on must not consume archives harvested from an older
-    one (same reasoning as the aurora fingerprint below), skipping dot-paths by name the same way.
-    Returns '' when absent.
+    one (same reasoning as the aurora fingerprint below). Unlike that scan this hashes hidden files
+    too, since Build-Installer stages this tree with Copy-Item -Force. Returns '' when absent.
     #>
     if ([string]::IsNullOrWhiteSpace($ThirdPartyDirectory)) { return '' }
     if (-not (Test-Path -LiteralPath $ThirdPartyDirectory -PathType Container)) { return '' }
     $root = [IO.Path]::GetFullPath($ThirdPartyDirectory).TrimEnd('\')
-    $files = Get-ChildItem -LiteralPath $root -Recurse -File -Force |
-        Where-Object { -not ($_.FullName.Substring($root.Length + 1) -split '\\' | Where-Object { $_.StartsWith('.') }) } |
+    $files = Get-ChildItem -LiteralPath $root -Recurse -File |
         Sort-Object { $_.FullName.Substring($root.Length + 1).Replace('\', '/') }
     $sha = [Security.Cryptography.SHA256]::Create()
     try {
@@ -246,13 +245,13 @@ function Get-MkwAuroraSourceFingerprint([string]$AuroraDirectory) {
         (Join-Path $root 'extern') + '\',
         (Join-Path $root 'build') + '\'
     )
-    # Dot-paths (the submodule's .git pointer) are skipped by name, not by the hidden attribute:
-    # the payload zip drops that attribute, so the installed side would otherwise hash them.
-    $files = Get-ChildItem -LiteralPath $root -Recurse -File -Force |
+    # Hidden files are skipped deliberately: Build-Installer.ps1 stages this tree
+    # with Copy-Item -Recurse (no -Force), so they never reach the payload and
+    # hashing them would make the two sides disagree by construction.
+    $files = Get-ChildItem -LiteralPath $root -Recurse -File |
         Where-Object {
             $full = $_.FullName
-            -not ($excludedPrefixes | Where-Object { $full.StartsWith($_, [StringComparison]::OrdinalIgnoreCase) }) -and
-            -not ($full.Substring($root.Length + 1) -split '\\' | Where-Object { $_.StartsWith('.') })
+            -not ($excludedPrefixes | Where-Object { $full.StartsWith($_, [StringComparison]::OrdinalIgnoreCase) })
         } |
         Sort-Object { $_.FullName.Substring($root.Length + 1).Replace('\', '/') }
     $sha = [Security.Cryptography.SHA256]::Create()

Launcher/build-appimage.sh

@@ -182,7 +182,7 @@ cp "$workspace/Launcher/local-build.sh" "$workspace/Launcher/build-cache.sh" "$a
 # index, so it is extracted from exactly the bundled runtime sources.
 echo "Extracting the runtime native index..."
 "$appdir/usr/bin/translator-cli" emit-native-index \
-    --native-source-dir "$appdir/workspace/runtime/src" \
+    --project "$appdir/workspace/projects/mkwii/recomp.yml" \
     --out "$appdir/workspace/runtime/native-index.json"
 [[ -f "$appdir/workspace/runtime/native-index.json" ]] || { echo "build-appimage.sh: the native index was not written" >&2; exit 1; }
 

Launcher/macos/build-setup-pkg.command

@@ -153,7 +153,7 @@ done
 # The translation identity (build-cache.sh) covers the runtime's native registrations through this
 # index, so it is extracted from exactly the packaged runtime sources.
 if [[ "$host_arch" == arm64 ]]; then host_translator=$translator_arm64; else host_translator=$translator_x86_64; fi
-"$host_translator" emit-native-index --native-source-dir "$resources/workspace/runtime/src" \
+"$host_translator" emit-native-index --project "$resources/workspace/projects/mkwii/recomp.yml" \
     --out "$resources/workspace/runtime/native-index.json" || fail 'the runtime native index could not be extracted'
 [[ -f "$resources/workspace/runtime/native-index.json" ]] || fail 'the runtime native index was not written'
 mkdir -p "$resources/workspace/Launcher/macos"