chore: bump version to 1.3.1 [skip ci]

Author: github-actions[bot]

ClaudeIsland.xcodeproj/project.pbxproj

@@ -283,7 +283,7 @@
 				CODE_SIGN_ENTITLEMENTS = ClaudeIsland/Resources/ClaudeIsland.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 202601202115;
+				CURRENT_PROJECT_VERSION = 202601212230;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_APP_SANDBOX = NO;
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -297,7 +297,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.3.0;
+				MARKETING_VERSION = 1.3.1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.engels74.ClaudeIsland;
 				PRODUCT_NAME = "Claude Island";
 				REGISTER_APP_GROUPS = YES;
@@ -318,7 +318,7 @@
 				CODE_SIGN_ENTITLEMENTS = ClaudeIsland/Resources/ClaudeIsland.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 202601202115;
+				CURRENT_PROJECT_VERSION = 202601212230;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_APP_SANDBOX = NO;
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -332,7 +332,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.3.0;
+				MARKETING_VERSION = 1.3.1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.engels74.ClaudeIsland;
 				PRODUCT_NAME = "Claude Island";
 				REGISTER_APP_GROUPS = YES;