[CI] Resolve binary size bloat on Xcode 26

.github/actions/xcode-cache/action.yml

@@ -12,6 +12,3 @@ runs:
         path: spm_cache
         key: ${{ env.IMAGE }}-spm-${{ hashFiles('**/Package.resolved') }}
         restore-keys: ${{ env.IMAGE }}-spm-
-    - uses: mikehardy/buildcache-action@v2
-      with:
-        cache_key: ${{ env.IMAGE }}-buildcache-

Package.swift

@@ -31,7 +31,10 @@ let package = Package(
         .target(
             name: "StreamChat",
             exclude: ["Info.plist"],
-            resources: [.copy("Database/StreamChatModel.xcdatamodeld")]
+            resources: [.copy("Database/StreamChatModel.xcdatamodeld")],
+            swiftSettings: [
+                .unsafeFlags(["-Osize"], .when(configuration: .release))
+            ]
         ),
         .target(
             name: "StreamChatUI",

StreamChat.podspec

@@ -21,4 +21,12 @@ Pod::Spec.new do |spec|
   spec.source = { git: 'https://github.com/GetStream/stream-chat-swift.git', tag: "#{spec.version}" }
   spec.source_files = ['Sources/StreamChat/**/*.swift']
   spec.resource_bundles = { 'StreamChat' => ['Sources/StreamChat/**/*.xcdatamodeld'] }
+
+  spec.pod_target_xcconfig = {
+    'SWIFT_OPTIMIZATION_LEVEL' => '-Osize'
+  }
+
+  spec.user_target_xcconfig = {
+    'SWIFT_OPTIMIZATION_LEVEL' => '-Osize'
+  }
 end

StreamChat.xcodeproj/project.pbxproj

@@ -14254,6 +14254,7 @@
 				"PROVISIONING_PROFILE_SPECIFIER[sdk=macosx*]" = "";
 				SKIP_INSTALL = YES;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos macosx";
+				SWIFT_OPTIMIZATION_LEVEL = "-Osize";
 				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};

fastlane/Fastfile

@@ -16,7 +16,6 @@ derived_data_path = 'derived_data'
 source_packages_path = 'spm_cache'
 metrics_git = 'git@github.com:GetStream/stream-internal-metrics.git'
 xcmetrics_path = "metrics/#{github_repo.split('/').last}-xcmetrics.json"
-buildcache_xcargs = 'CC=clang CPLUSPLUS=clang++ LD=clang LDPLUSPLUS=clang++'
 testlab_bucket = 'gs://test-lab-af3rt9m4yh360-mqm1zzm767nhc'
 swift_environment_path = File.absolute_path('../Sources/StreamChat/Generated/SystemEnvironment+Version.swift')
 is_localhost = !is_ci
@@ -327,8 +326,7 @@ lane :test do |options|
     devices: options[:device],
     number_of_retries: 5,
     build_for_testing: options[:build_for_testing],
-    skip_build: options[:skip_build],
-    xcargs: buildcache_xcargs
+    skip_build: options[:skip_build]
   )
 
   next if options[:build_for_testing]
@@ -343,7 +341,6 @@ lane :test do |options|
     cloned_source_packages_path: source_packages_path,
     devices: options[:device],
     skip_build: true,
-    xcargs: buildcache_xcargs,
     number_of_retries: options[:cron] ? 3 : 2
   }
 
@@ -371,8 +368,7 @@ lane :build_test_app_and_frameworks do
     derived_data_path: derived_data_path,
     cloned_source_packages_path: source_packages_path,
     clean: is_localhost,
-    build_for_testing: true,
-    xcargs: buildcache_xcargs
+    build_for_testing: true
   )
 end
 
@@ -391,7 +387,6 @@ lane :xcmetrics do |options|
     derived_data_path: derived_data_path,
     cloned_source_packages_path: source_packages_path,
     clean: is_localhost,
-    xcargs: buildcache_xcargs,
     sdk: 'iphoneos',
     skip_detect_devices: true,
     build_for_testing: true
@@ -553,7 +548,6 @@ lane :test_e2e_mock do |options|
     cloned_source_packages_path: source_packages_path,
     clean: is_localhost,
     test_without_building: options[:test_without_building],
-    xcargs: buildcache_xcargs,
     devices: options[:device],
     prelaunch_simulator: is_ci,
     number_of_retries: 3
@@ -622,7 +616,6 @@ lane :test_ui do |options|
     skip_build: options[:skip_build],
     result_bundle: true,
     devices: options[:device],
-    xcargs: buildcache_xcargs,
     fail_build: !record_mode
   )
 
@@ -718,8 +711,7 @@ private_lane :build_example_app do |options|
     derived_data_path: derived_data_path,
     cloned_source_packages_path: source_packages_path,
     build_for_testing: true,
-    devices: options[:device],
-    xcargs: buildcache_xcargs
+    devices: options[:device]
   )
 end
 
@@ -735,8 +727,7 @@ lane :spm_integration do
     clean: is_localhost,
     derived_data_path: derived_data_path,
     cloned_source_packages_path: source_packages_path,
-    destination: 'generic/platform=iOS Simulator',
-    xcargs: buildcache_xcargs
+    destination: 'generic/platform=iOS Simulator'
   )
 end
 
@@ -757,8 +748,7 @@ lane :cocoapods_integration do
     clean: is_localhost,
     derived_data_path: derived_data_path,
     cloned_source_packages_path: source_packages_path,
-    destination: 'generic/platform=iOS Simulator',
-    xcargs: buildcache_xcargs
+    destination: 'generic/platform=iOS Simulator'
   )
 end
 
@@ -882,7 +872,7 @@ lane :validate_public_interface do
 end
 
 lane :show_frameworks_sizes do |options|
-  next unless is_check_required(sources: sources_matrix[:size], force_check: @force_check)
+  # next unless is_check_required(sources: sources_matrix[:size], force_check: @force_check)
 
   sizes = options[:sizes] || frameworks_sizes
   show_sdk_size(branch_sizes: sizes, github_repo: github_repo)
@@ -908,6 +898,7 @@ private_lane :frameworks_sizes do
 
   gym(
     scheme: 'DemoApp',
+    configuration: 'Release',
     archive_path: archive_dir,
     export_method: 'ad-hoc',
     export_options: 'fastlane/sdk_size_export_options.plist',
@@ -935,7 +926,7 @@ private_lane :frameworks_sizes do
 end
 
 lane :size_analyze do
-  next unless is_check_required(sources: sources_matrix[:size], force_check: @force_check)
+  # next unless is_check_required(sources: sources_matrix[:size], force_check: @force_check)
 
   gym(
     scheme: 'DemoApp',