From 7601e0b112b0728fcb807eefc521b626fa0dcbcd Mon Sep 17 00:00:00 2001
From: Andy Lee <andylizf@outlook.com>
Date: Wed, 24 Dec 2025 01:01:08 +0000
Subject: [PATCH] Add macos-15-large for Intel Mac builds

Replace deprecated macos-13 with macos-15-large (x86_64 Intel)
to continue supporting Intel Mac users.
---
 .github/workflows/build-reusable.yml | 39 +++++++++++++---------------
 1 file changed, 18 insertions(+), 21 deletions(-)

diff --git a/.github/workflows/build-reusable.yml b/.github/workflows/build-reusable.yml
index 243e958..b2ac6d7 100644
--- a/.github/workflows/build-reusable.yml
+++ b/.github/workflows/build-reusable.yml
@@ -70,8 +70,15 @@ jobs:
             python: '3.12'
           - os: macos-15
             python: '3.13'
-          # Note: macos-13 removed - GitHub Actions deprecated macos-13 runner
-          # (brownout started Sept 2025, fully retired Dec 2025)
+          # Intel Mac builds (x86_64) - replaces deprecated macos-13
+          - os: macos-15-large
+            python: '3.10'
+          - os: macos-15-large
+            python: '3.11'
+          - os: macos-15-large
+            python: '3.12'
+          - os: macos-15-large
+            python: '3.13'
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -191,11 +198,9 @@ jobs:
             export CC=clang
             export CXX=clang++
             # Homebrew libraries on each macOS version require matching minimum version
-            if [[ "${{ matrix.os }}" == "macos-13" ]]; then
-              export MACOSX_DEPLOYMENT_TARGET=13.0
-            elif [[ "${{ matrix.os }}" == "macos-14" ]]; then
+            if [[ "${{ matrix.os }}" == macos-14* ]]; then
               export MACOSX_DEPLOYMENT_TARGET=14.0
-            elif [[ "${{ matrix.os }}" == "macos-15" ]]; then
+            elif [[ "${{ matrix.os }}" == macos-15* ]]; then
               export MACOSX_DEPLOYMENT_TARGET=15.0
             fi
             uv build --wheel --python ${{ matrix.python }} --find-links ${GITHUB_WORKSPACE}/packages/leann-core/dist
@@ -210,13 +215,10 @@ jobs:
             # Use system clang for better compatibility
             export CC=clang
             export CXX=clang++
-            # DiskANN requires macOS 13.3+ for sgesdd_ LAPACK function
-            # But Homebrew libraries on each macOS version require matching minimum version
-            if [[ "${{ matrix.os }}" == "macos-13" ]]; then
-              export MACOSX_DEPLOYMENT_TARGET=13.3
-            elif [[ "${{ matrix.os }}" == "macos-14" ]]; then
+            # Homebrew libraries on each macOS version require matching minimum version
+            if [[ "${{ matrix.os }}" == macos-14* ]]; then
               export MACOSX_DEPLOYMENT_TARGET=14.0
-            elif [[ "${{ matrix.os }}" == "macos-15" ]]; then
+            elif [[ "${{ matrix.os }}" == macos-15* ]]; then
               export MACOSX_DEPLOYMENT_TARGET=15.0
             fi
             uv build --wheel --python ${{ matrix.python }} --find-links ${GITHUB_WORKSPACE}/packages/leann-core/dist
@@ -256,13 +258,10 @@ jobs:
         run: |
           # Determine deployment target based on runner OS
           # Must match the Homebrew libraries for each macOS version
-          if [[ "${{ matrix.os }}" == "macos-13" ]]; then
-            HNSW_TARGET="13.0"
-            DISKANN_TARGET="13.3"
-          elif [[ "${{ matrix.os }}" == "macos-14" ]]; then
+          if [[ "${{ matrix.os }}" == macos-14* ]]; then
             HNSW_TARGET="14.0"
             DISKANN_TARGET="14.0"
-          elif [[ "${{ matrix.os }}" == "macos-15" ]]; then
+          elif [[ "${{ matrix.os }}" == macos-15* ]]; then
             HNSW_TARGET="15.0"
             DISKANN_TARGET="15.0"
           fi
@@ -320,11 +319,9 @@ jobs:
           PY_TAG=$($UV_PY -c "import sys; print(f'cp{sys.version_info[0]}{sys.version_info[1]}')")
 
           if [[ "$RUNNER_OS" == "macOS" ]]; then
-            if [[ "${{ matrix.os }}" == "macos-13" ]]; then
-              export MACOSX_DEPLOYMENT_TARGET=13.3
-            elif [[ "${{ matrix.os }}" == "macos-14" ]]; then
+            if [[ "${{ matrix.os }}" == macos-14* ]]; then
               export MACOSX_DEPLOYMENT_TARGET=14.0
-            elif [[ "${{ matrix.os }}" == "macos-15" ]]; then
+            elif [[ "${{ matrix.os }}" == macos-15* ]]; then
               export MACOSX_DEPLOYMENT_TARGET=15.0
             fi
           fi