build: unify project development commands

apple/project.yml

@@ -41,7 +41,6 @@ targets:
         SWIFT_STRICT_CONCURRENCY: complete
         ENABLE_USER_SCRIPT_SANDBOXING: NO
         ASSETCATALOG_COMPILER_APPICON_NAME: AppIcon
-        CODE_SIGN_STYLE: Automatic
       configs:
         debug:
           CODE_SIGN_ENTITLEMENTS: VniDrop/Resources/VniDrop.entitlements
@@ -56,6 +55,9 @@ targets:
   VniDropTests:
     type: bundle.unit-test
     supportedDestinations: [iOS, macOS]
+    configFiles:
+      Debug: Signing.xcconfig
+      Release: Signing.xcconfig
     sources:
       - path: Tests
     settings:
@@ -63,7 +65,6 @@ targets:
         GENERATE_INFOPLIST_FILE: YES
         SWIFT_VERSION: "6.0"
         SWIFT_STRICT_CONCURRENCY: complete
-        CODE_SIGN_STYLE: Automatic
     dependencies:
       - target: VniDrop