diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
deleted file mode 100644
index cd5141d..0000000
--- a/.github/workflows/ci.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-name: test
-on: [push]
-jobs:
-  check-bats-version:
-    runs-on: ubuntu-latest
-    steps:
-      - run: echo hello
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..fa7ffd1
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    runs-on: macos-11
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: xcodebuild
+        uses: sersoft-gmbh/xcodebuild-action@v1.4
+        with:
+          project: MonitorControl.xcodeproj
+          scheme: MonitorControl
+          destination: platform=macOS
+          action: build
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: SwiftLint
+        uses: norio-nomura/action-swiftlint@3.2.1
+        env:
+          DIFF_BASE: ${{ github.base_ref }}
+        with:
+          args: --strict
+
diff --git a/MonitorControl.xcodeproj/project.pbxproj b/MonitorControl.xcodeproj/project.pbxproj
index aca50c5..b2c98bc 100644
--- a/MonitorControl.xcodeproj/project.pbxproj
+++ b/MonitorControl.xcodeproj/project.pbxproj
@@ -365,13 +365,11 @@
 				TargetAttributes = {
 					56754EAA1D9A4016007BCDC5 = {
 						CreatedOnToolsVersion = 8.0;
-						DevelopmentTeam = CYC8C8R4K9;
 						LastSwiftMigration = 1020;
 						ProvisioningStyle = Automatic;
 					};
 					F06792E6200A73460066C438 = {
 						CreatedOnToolsVersion = 9.2;
-						DevelopmentTeam = CYC8C8R4K9;
 						LastSwiftMigration = 1020;
 						ProvisioningStyle = Automatic;
 					};
@@ -746,11 +744,11 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 631;
-				DEVELOPMENT_TEAM = CYC8C8R4K9;
+				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = YES;
 				INFOPLIST_FILE = MonitorControl/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
@@ -799,11 +797,11 @@
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_ENTITLEMENTS = MonitorControlHelper/MonitorControlHelper.entitlements;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
 				CURRENT_PROJECT_VERSION = 631;
-				DEVELOPMENT_TEAM = CYC8C8R4K9;
+				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				INFOPLIST_FILE = MonitorControlHelper/Info.plist;