feat: add preinstall script for installer

.github/workflows/release.yml

@@ -70,6 +70,7 @@ jobs:
             --version "${{ github.ref }}" \
             --install-location "/" \
             --sign="Developer ID Installer: William Walker (QSQY64SHJ5)" \
+            --scripts "scripts/" \
             cosmic.pkg
 
       - name: Notarize package
@@ -102,7 +103,7 @@ jobs:
           draft: false
           prerelease: false
 
-      - name: Upload binary
+      - name: Upload pkg installer
         uses: actions/upload-release-asset@v1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

Cosmic.xcodeproj/project.pbxproj

@@ -41,7 +41,6 @@
 				Common/Utils.swift,
 				Cosmic.swift,
 				Subcommands/Add.swift,
-				Subcommands/Setup.swift,
 			);
 			target = 6BD783982C98FBFF009EEB33 /* CosmicTests */;
 		};

Cosmic/Common/Utils.swift

@@ -23,9 +23,6 @@ extension Digest {
     /// Array of bytes representing the digest.
     var bytes: [UInt8] { Array(makeIterator()) }
 
-    /// Data representation of the digest.
-    var data: Data { Data(bytes) }
-
     /// Hexadecimal string representation of the digest.
     var hexStr: String { bytes.map { String(format: "%02X", $0) }.joined() }
 }
@@ -100,48 +97,48 @@ func unarchive(from sourcePath: String, for name: String, strip: Bool) throws ->
 ///   - name: Name of the package being extracted.
 /// - Returns: URL of the extracted files' directory.
 /// - Throws: `ExtractionError` in case of issues during the extraction.
-func unzip(from sourcePath: String, for name: String) throws -> URL {
-    let fileManager = FileManager.default
-
-    // Check if the source file exists
-    guard fileManager.fileExists(atPath: sourcePath) else {
-        throw ExtractionError.fileDoesNotExist("File does not exist at \(sourcePath)")
-    }
-
-    // Set up the temporary directory path for extraction
-    let destinationURL = fileManager.temporaryDirectory.appendingPathComponent(name)
-
-    // Create the destination directory
-    do {
-        try fileManager.createDirectory(
-            at: destinationURL, withIntermediateDirectories: true, attributes: nil)
-    } catch {
-        throw ExtractionError.failedToCreateDirectory(
-            "Failed to create destination directory: \(error.localizedDescription)")
-    }
-
-    // Configure the `unzip` process for extraction
-    let process = Process()
-    process.executableURL = URL(fileURLWithPath: "/usr/bin/unzip")
-    process.arguments = [sourcePath, "-d", destinationURL.path]
-    process.standardOutput = nil
-    process.standardError = nil
-
-    // Execute the `unzip` process and handle its result
-    do {
-        try process.run()
-        process.waitUntilExit()
-
-        guard process.terminationStatus == 0 else {
-            throw ExtractionError.extractionFailed(process.terminationStatus)
-        }
-
-        return destinationURL
-    } catch {
-        throw ExtractionError.extractionProcessFailed(
-            "Failed to run extraction process: \(error.localizedDescription)")
-    }
-}
+//func unzip(from sourcePath: String, for name: String) throws -> URL {
+//    let fileManager = FileManager.default
+//
+//    // Check if the source file exists
+//    guard fileManager.fileExists(atPath: sourcePath) else {
+//        throw ExtractionError.fileDoesNotExist("File does not exist at \(sourcePath)")
+//    }
+//
+//    // Set up the temporary directory path for extraction
+//    let destinationURL = fileManager.temporaryDirectory.appendingPathComponent(name)
+//
+//    // Create the destination directory
+//    do {
+//        try fileManager.createDirectory(
+//            at: destinationURL, withIntermediateDirectories: true, attributes: nil)
+//    } catch {
+//        throw ExtractionError.failedToCreateDirectory(
+//            "Failed to create destination directory: \(error.localizedDescription)")
+//    }
+//
+//    // Configure the `unzip` process for extraction
+//    let process = Process()
+//    process.executableURL = URL(fileURLWithPath: "/usr/bin/unzip")
+//    process.arguments = [sourcePath, "-d", destinationURL.path]
+//    process.standardOutput = nil
+//    process.standardError = nil
+//
+//    // Execute the `unzip` process and handle its result
+//    do {
+//        try process.run()
+//        process.waitUntilExit()
+//
+//        guard process.terminationStatus == 0 else {
+//            throw ExtractionError.extractionFailed(process.terminationStatus)
+//        }
+//
+//        return destinationURL
+//    } catch {
+//        throw ExtractionError.extractionProcessFailed(
+//            "Failed to run extraction process: \(error.localizedDescription)")
+//    }
+//}
 
 func setExecutablePermission(for fileURL: URL) throws {
     let attributes = try FileManager.default.attributesOfItem(atPath: fileURL.path)

Cosmic/Cosmic.swift

@@ -14,7 +14,7 @@ import PklSwift
 @main struct Cosmic: AsyncParsableCommand {
     static var configuration = CommandConfiguration(
         abstract: "A package manager for macOS.",
-        subcommands: [Setup.self, Add.self])
+        subcommands: [Add.self])
 
     struct Options: ParsableArguments {
         @Flag var verbose: Bool = false

Cosmic/Subcommands/Add.swift

@@ -113,7 +113,8 @@ extension Cosmic {
             case .binary:
                 resultURL = url
             case .zip:
-                resultURL = try unzip(from: url.path(), for: package.name)
+                //resultURL = try unzip(from: url.path(), for: package.name)
+                throw AddError.invalidPackage
             case .archive:
                 resultURL = try unarchive(
                     from: url.path(), for: package.name, strip: package.isBundle)
@@ -173,7 +174,7 @@ extension Cosmic {
         func install(package: Package.Module, from url: URL) async throws {
             log("Installing package...")
             let homePackagesPath = fileManager.homeDirectoryForCurrentUser
-                .appendingPathComponent("Packages")
+                .appendingPathComponent(".cosmic")
 
             if !fileManager.fileExists(atPath: homePackagesPath.path) {
                 try fileManager.createDirectory(