t_fe859d8e: Xcode project settings migration — objectVersion 52→58, SWIFT_LANGUAGE_VERSION=6, IPHONEOS_DEPLOYMENT_TARGET=15.0, upgrade/swift-checks→2700

update-pbxproj.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+"""Migrate MonsterCards.xcodeproj for Xcode 27 / Swift 6 / modern iOS SDK."""
+import re
+
+path = "iOS/MonsterCards.xcodeproj/project.pbxproj"
+
+with open(path, 'r') as f:
+    content = f.read()
+
+# --- Changes to apply ---
+
+# 1. objectVersion from 52 → 58 (Xcode 14+)
+content = re.sub(r'objectVersion = 52;', 'objectVersion = 58;', content)
+
+# 2. LastUpgradeCheck from 1200 → 2700 (Xcode 27)
+content = re.sub(r'LastUpgradeCheck = 1240;', 'LastUpgradeCheck = 2700;', content)
+
+# 3. LastSwiftUpdateCheck from 1240 → 2700
+content = re.sub(r'LastSwiftUpdateCheck = 1240;', 'LastSwiftUpdateCheck = 2700;', content)
+
+# 4. IPHONEOS_DEPLOYMENT_TARGET: 14.4 → 15.0 (Preview appex)
+# 5. IPHONEOS_DEPLOYMENT_TARGET: 14.0 → 15.0 (all others - minimum supported by current dependencies & Xcode SDK)
+for old_val in ['14.4', '14.0']:
+    content = re.sub(
+        r'IPHONEOS_DEPLOYMENT_TARGET = ' + re.escape(old_val) + ';',
+        'IPHONEOS_DEPLOYMENT_TARGET = 15.0;',
+        content
+    )
+
+# 6. SWIFT_VERSION: 5.0 → 6.0 across all targets
+content = re.sub(
+    r'SWIFT_VERSION = 5\.0;',
+    'SWIFT_LANGUAGE_VERSION = 6;',
+    content
+)
+
+# Verify counts
+v15 = len(re.findall(r'IPHONEOS_DEPLOYMENT_TARGET = 15\.0;', content))
+v6 = content.count('SWIFT_LANGUAGE_VERSION = 6')
+v52_old = content.count('objectVersion = 52')
+v14_old = content.count('IPHONEOS_DEPLOYMENT_TARGET = 14.')
+
+print(f"IPHONEOS_DEPLOYMENT_TARGET → 15.0 applied: {v15} times (expected 8)")
+print(f"SWIFT_VERSION → SWIFT_LANGUAGE_VERSION = 6 applied: {v6} times (expected 8)")
+print(f"Remaining objectVersion=52: {v52_old}")
+print(f"Remaining IPHONEOS_DEPLOYMENT_TARGET = 14.x: {v14_old}")
+
+with open(path, 'w') as f:
+    f.write(content)
+
+print("\nDone. All changes written.")