chore: rename project to clawdbot

apps/macos/Sources/Clawdbot/InstanceIdentity.swift

@@ -0,0 +1,47 @@
+import Darwin
+import Foundation
+
+enum InstanceIdentity {
+    private static let suiteName = "com.clawdbot.shared"
+    private static let instanceIdKey = "instanceId"
+
+    private static var defaults: UserDefaults {
+        UserDefaults(suiteName: suiteName) ?? .standard
+    }
+
+    static let instanceId: String = {
+        let defaults = Self.defaults
+        if let existing = defaults.string(forKey: instanceIdKey)?
+            .trimmingCharacters(in: .whitespacesAndNewlines),
+            !existing.isEmpty
+        {
+            return existing
+        }
+
+        let id = UUID().uuidString.lowercased()
+        defaults.set(id, forKey: instanceIdKey)
+        return id
+    }()
+
+    static let displayName: String = {
+        if let name = Host.current().localizedName?.trimmingCharacters(in: .whitespacesAndNewlines),
+           !name.isEmpty
+        {
+            return name
+        }
+        return "clawdbot"
+    }()
+
+    static let modelIdentifier: String? = {
+        var size = 0
+        guard sysctlbyname("hw.model", nil, &size, nil, 0) == 0, size > 1 else { return nil }
+
+        var buffer = [CChar](repeating: 0, count: size)
+        guard sysctlbyname("hw.model", &buffer, &size, nil, 0) == 0 else { return nil }
+
+        let bytes = buffer.prefix { $0 != 0 }.map { UInt8(bitPattern: $0) }
+        guard let raw = String(bytes: bytes, encoding: .utf8) else { return nil }
+        let trimmed = raw.trimmingCharacters(in: .whitespacesAndNewlines)
+        return trimmed.isEmpty ? nil : trimmed
+    }()
+}