From fe38dddc81de63d23b18e750a5880976070ff7e5 Mon Sep 17 00:00:00 2001
From: Tim Blechmann <tim@klingt.org>
Date: Wed, 4 Feb 2026 14:38:01 +0800
Subject: [PATCH] update github actions

---
 .github/workflows/ci.yml | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 42d937c..a0c00b8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -95,11 +95,6 @@ jobs:
 
 
           # macos
-          - description: macos-13
-            toolset: clang
-            cxxstd: "14,17,20"
-            os: macos-13
-            supported: true
           - description: macos-14
             toolset: clang
             cxxstd: "14,17,20"
@@ -110,6 +105,11 @@ jobs:
             cxxstd: "14,17,20"
             os: macos-15
             supported: true
+          - description: macos-26
+            toolset: clang
+            cxxstd: "17,20,23"
+            os: macos-26
+            supported: true
 
     needs: [runner-selection]
     # runs-on: ${{ fromJSON(needs.runner-selection.outputs.labelmatrix)[matrix.os] }}
@@ -136,7 +136,7 @@ jobs:
             sudo wget https://bootstrap.pypa.io/pip/$python_version/get-pip.py
             sudo python3 get-pip.py
             sudo /usr/local/bin/pip install cmake
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Cache ccache
         uses: actions/cache@v4
@@ -249,7 +249,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
@@ -307,14 +307,14 @@ jobs:
         include:
           - os: ubuntu-22.04
           - os: ubuntu-24.04
-          - os: macos-13
           - os: macos-14
           - os: macos-15
+          - os: macos-26
 
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         if: matrix.install
@@ -355,14 +355,14 @@ jobs:
         include:
           - os: ubuntu-22.04
           - os: ubuntu-24.04
-          - os: macos-13
           - os: macos-14
           - os: macos-15
+          - os: macos-26
 
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         if: matrix.install
@@ -413,14 +413,14 @@ jobs:
         include:
           - os: ubuntu-22.04
           - os: ubuntu-24.04
-          - os: macos-13
           - os: macos-14
           - os: macos-15
+          - os: macos-26
 
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install packages
         if: matrix.install
@@ -473,7 +473,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
@@ -522,7 +522,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd
@@ -589,7 +589,7 @@ jobs:
     runs-on: ${{matrix.os}}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Boost
         shell: cmd