feat: user idle detection (macOS/Windows), version bump to 5.0.3

Skip blackout triggers when no mouse/keyboard input for 5 minutes.
macOS: CGEventSource idle time. Windows: GetLastInputInfo API.
watchOS complication purple yin-yang fix included.

Author: joergs-git

Awareness.xcodeproj/project.pbxproj

@@ -455,7 +455,7 @@
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = FDSVBU33S8;
 				INFOPLIST_FILE = SupportFiles/Info.plist;
-				MARKETING_VERSION = 5.0.2;
+				MARKETING_VERSION = 5.0.3;
 				PRODUCT_BUNDLE_IDENTIFIER = com.joergsflow.awareness.ios;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_EMIT_LOC_STRINGS = YES;
@@ -471,7 +471,7 @@
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = FDSVBU33S8;
 				INFOPLIST_FILE = SupportFiles/Info.plist;
-				MARKETING_VERSION = 5.0.2;
+				MARKETING_VERSION = 5.0.3;
 				PRODUCT_BUNDLE_IDENTIFIER = com.joergsflow.awareness.ios;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_EMIT_LOC_STRINGS = YES;

CHANGELOG.md

@@ -4,10 +4,13 @@ All notable changes to Atempause (formerly Awareness reminder), from initial rel
 
 ---
 
-## v5.0.2
+## v5.0.3
+
+### User Idle Detection (macOS + Windows)
+- **Skip breaks when away** — if no mouse/keyboard input for 5 minutes, blackout triggers are silently skipped (user is not at the screen)
 
 ### watchOS Complication Fix
-- **Purple yin-yang complication** — watchOS complication now shows a proper two-tone purple yin-yang instead of monochrome; uses original rendering mode with purple-tinted transparent-background PNG
+- **Purple yin-yang complication** — watchOS complication now shows a proper two-tone purple yin-yang instead of monochrome
 
 ---
 

Sources/Awareness/Blackout/BlackoutScheduler.swift

@@ -1,5 +1,6 @@
 import Foundation
 import Combine
+import CoreGraphics
 
 /// Schedules blackouts at random intervals within the configured range.
 /// Respects the active time window and media usage detection.
@@ -142,6 +143,13 @@ class BlackoutScheduler {
             return
         }
 
+        // Skip if user has been idle (no mouse/keyboard input) for 5+ minutes
+        let userIdleSeconds = CGEventSource.secondsSinceLastEventType(.combinedSessionState, eventType: .null)
+        if userIdleSeconds >= 300 {
+            scheduleNext()
+            return
+        }
+
         // Pre-trigger: check Supabase for recent breaks from other platforms
         Task { [weak self] in
             let shouldDefer = await SyncManager.shared.shouldDeferToRecentBreak()