ci: Run "macOS native x86_64" job on GitHub Actions

Also, the "macOS native arm64" task has been removed from Cirrus CI.

.cirrus.yml

@@ -334,20 +334,3 @@ task:
   env:
     MACOS_SDK: "Xcode-12.2-12B45b-extracted-SDK-with-libcxx-headers"
     << : *CIRRUS_EPHEMERAL_WORKER_TEMPLATE_ENV
-
-task:
-  name: 'macOS 13 native arm64 [gui, sqlite only] [no depends]'
-  macos_instance:
-    # Use latest image, but hardcode version to avoid silent upgrades (and breaks)
-    image: ghcr.io/cirruslabs/macos-ventura-xcode:14.3.1  # https://cirrus-ci.org/guide/macOS
-  << : *BASE_TEMPLATE
-  check_clang_script:
-    - clang --version
-  brew_install_script:
-    - brew install boost libevent qt@5 miniupnpc libnatpmp ccache zeromq qrencode libtool automake gnu-getopt
-  << : *MAIN_TEMPLATE
-  env:
-    << : *CIRRUS_EPHEMERAL_WORKER_TEMPLATE_ENV
-    CI_USE_APT_INSTALL: "no"
-    PACKAGE_MANAGER_INSTALL: "echo"  # Nothing to do
-    FILE_ENV: "./ci/test/00_setup_env_mac_native_arm64.sh"

.github/workflows/ci.yml

@@ -0,0 +1,51 @@
+# Copyright (c) 2023 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+name: bitcoin-core-ci
+run-name: Bitcoin Core CI
+# See: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#onpushpull_requestpull_request_targetpathspaths-ignore.
+on: [pull_request, push]
+
+env:
+  DANGER_RUN_CI_ON_HOST: 1
+  TEST_RUNNER_TIMEOUT_FACTOR: 40
+
+jobs:
+  macos-native-x86_64:
+    name: macOS 13 native, x86_64 [no depends, sqlite only, gui]
+    # Use latest image, but hardcode version to avoid silent upgrades (and breaks).
+    # See: https://github.com/actions/runner-images#available-images.
+    runs-on: macos-13
+
+    # No need to run on the read-only mirror, unless it is a PR.
+    if: github.repository != 'bitcoin-core/gui' || github.event_name == 'pull_request'
+
+    env:
+      MAKEJOBS: '-j4'
+      CI_USE_APT_INSTALL: 'no'
+      PACKAGE_MANAGER_INSTALL: 'echo'  # Nothing to do
+      FILE_ENV: './ci/test/00_setup_env_mac_native.sh'
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Clang version
+        run: clang --version
+
+      - name: Install Homebrew packages
+        run: brew install automake boost pkg-config miniupnpc libnatpmp zeromq qt@5 qrencode ccache gnu-getopt
+
+      - name: Set Ccache directory
+        run: echo "CCACHE_DIR=${RUNNER_TEMP}/ccache_dir" >> "$GITHUB_ENV"
+
+      - name: Ccache cache
+        uses: actions/cache@v3
+        with:
+          path: ${{ env.CCACHE_DIR }}
+          key: ${{ github.job }}-ccache-cache-${{ github.run_id }}
+          restore-keys: ${{ github.job }}-ccache-cache
+
+      - name: CI script
+        run: ./ci/test_run_all.sh

ci/test/00_setup_env_mac_native_arm64.sh → ci/test/00_setup_env_mac_native.sh

@@ -1,18 +1,18 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2019-2022 The Bitcoin Core developers
+# Copyright (c) 2023 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 export LC_ALL=C.UTF-8
 
-export HOST=arm64-apple-darwin
+export HOST=x86_64-apple-darwin
 export PIP_PACKAGES="zmq"
 export GOAL="install"
 export BITCOIN_CONFIG="--with-gui --with-miniupnpc --with-natpmp --enable-reduce-exports"
 export CI_OS_NAME="macos"
 export NO_DEPENDS=1
 export OSX_SDK=""
-export CCACHE_MAXSIZE=300M
+export CCACHE_MAXSIZE=400M
 export RUN_FUZZ_TESTS=true
 export FUZZ_TESTS_CONFIG="--exclude banman"  # https://github.com/bitcoin/bitcoin/issues/27924