From 4808ada459dbf1b854c3324ef74222654e5c9c0b Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Fri, 13 Feb 2026 08:52:08 +0100
Subject: [PATCH 01/19] Change CI runner from macOS to Ubuntu

---
 .github/workflows/r.yml | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 .github/workflows/r.yml

diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
new file mode 100644
index 0000000..1989ac2
--- /dev/null
+++ b/.github/workflows/r.yml
@@ -0,0 +1,40 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+#
+# See https://github.com/r-lib/actions/tree/master/examples#readme for
+# additional example workflows available for the R community.
+
+name: R
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        r-version: ['3.6.3', '4.1.1']
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up R ${{ matrix.r-version }}
+        uses: r-lib/actions/setup-r@f57f1301a053485946083d7a45022b278929a78a
+        with:
+          r-version: ${{ matrix.r-version }}
+      - name: Install dependencies
+        run: |
+          install.packages(c("remotes", "rcmdcheck"))
+          remotes::install_deps(dependencies = TRUE)
+        shell: Rscript {0}
+      - name: Check
+        run: rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
+        shell: Rscript {0}

From 2d91b094043c04ad5aff332d474ca496e992ef37 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Fri, 13 Feb 2026 09:03:54 +0100
Subject: [PATCH 02/19] Update R setup action to version 2

---
 .github/workflows/r.yml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
index 1989ac2..cb08c52 100644
--- a/.github/workflows/r.yml
+++ b/.github/workflows/r.yml
@@ -26,8 +26,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - name: Set up R ${{ matrix.r-version }}
-        uses: r-lib/actions/setup-r@f57f1301a053485946083d7a45022b278929a78a
+      - uses: r-lib/actions/setup-r@v2
         with:
           r-version: ${{ matrix.r-version }}
       - name: Install dependencies

From cacdac6a983cdc57d1ee0cddc067c8b2c0636a1a Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Fri, 13 Feb 2026 09:06:54 +0100
Subject: [PATCH 03/19] Update r.yml

---
 .github/workflows/r.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
index cb08c52..0ba3f0a 100644
--- a/.github/workflows/r.yml
+++ b/.github/workflows/r.yml
@@ -31,9 +31,10 @@ jobs:
           r-version: ${{ matrix.r-version }}
       - name: Install dependencies
         run: |
+          setwd("src")
           install.packages(c("remotes", "rcmdcheck"))
           remotes::install_deps(dependencies = TRUE)
         shell: Rscript {0}
       - name: Check
-        run: rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
+        run: setwd("src"); rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
         shell: Rscript {0}

From fb8d519dba94812dd50bf230f390d55042f395a5 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Fri, 13 Feb 2026 09:10:21 +0100
Subject: [PATCH 04/19] Update R versions in GitHub Actions workflow

---
 .github/workflows/r.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
index 0ba3f0a..b8e36eb 100644
--- a/.github/workflows/r.yml
+++ b/.github/workflows/r.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        r-version: ['3.6.3', '4.1.1']
+        r-version: ['4.3.3', 'release']
 
     steps:
       - uses: actions/checkout@v4

From f7d949d562b27fa9a81e006642d4c9ab856379fa Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Fri, 13 Feb 2026 09:18:48 +0100
Subject: [PATCH 05/19] Update r.yml

---
 .github/workflows/r.yml | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
index b8e36eb..5e9661e 100644
--- a/.github/workflows/r.yml
+++ b/.github/workflows/r.yml
@@ -22,19 +22,18 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        r-version: ['4.3.3', 'release']
+        r-version: ['4.3.3']
 
     steps:
       - uses: actions/checkout@v4
       - uses: r-lib/actions/setup-r@v2
         with:
           r-version: ${{ matrix.r-version }}
-      - name: Install dependencies
-        run: |
-          setwd("src")
-          install.packages(c("remotes", "rcmdcheck"))
-          remotes::install_deps(dependencies = TRUE)
-        shell: Rscript {0}
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          cache-version: 3
+          extra-packages: >
+            any::rcmdcheck
       - name: Check
         run: setwd("src"); rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
         shell: Rscript {0}

From 6b6aae32d7ac32f832c28446476c730a056ecea8 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Fri, 13 Feb 2026 09:36:41 +0100
Subject: [PATCH 06/19] Update r.yml

---
 .github/workflows/r.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/r.yml b/.github/workflows/r.yml
index 5e9661e..56d38c2 100644
--- a/.github/workflows/r.yml
+++ b/.github/workflows/r.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        r-version: ['4.3.3']
+        r-version: ['4.3.3', 'release', 'devel']
 
     steps:
       - uses: actions/checkout@v4

From 4b4e8261aaa2c74eead2e179ab50b519c42ca840 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sat, 14 Feb 2026 22:13:55 +0100
Subject: [PATCH 07/19] Rename workflow file to r-linux.yml

---
 .github/workflows/{r.yml => r-linux.yml} | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename .github/workflows/{r.yml => r-linux.yml} (100%)

diff --git a/.github/workflows/r.yml b/.github/workflows/r-linux.yml
similarity index 100%
rename from .github/workflows/r.yml
rename to .github/workflows/r-linux.yml

From e31c1969416fc2ec9c54bf2c96aece168168db7e Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sat, 14 Feb 2026 22:14:39 +0100
Subject: [PATCH 08/19] Change CI runner from Ubuntu to Windows

---
 .github/workflows/r-windows | 39 +++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 .github/workflows/r-windows

diff --git a/.github/workflows/r-windows b/.github/workflows/r-windows
new file mode 100644
index 0000000..1f9cbcf
--- /dev/null
+++ b/.github/workflows/r-windows
@@ -0,0 +1,39 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+#
+# See https://github.com/r-lib/actions/tree/master/examples#readme for
+# additional example workflows available for the R community.
+
+name: R
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        r-version: ['4.3.3', 'release', 'devel']
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: ${{ matrix.r-version }}
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          cache-version: 3
+          extra-packages: >
+            any::rcmdcheck
+      - name: Check
+        run: setwd("src"); rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
+        shell: Rscript {0}

From c7c04fbd3b88ce02242e47a352991075e467e894 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sat, 14 Feb 2026 23:15:44 +0100
Subject: [PATCH 09/19] Update r-linux.yml

---
 .github/workflows/r-linux.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/r-linux.yml b/.github/workflows/r-linux.yml
index 56d38c2..3e724bf 100644
--- a/.github/workflows/r-linux.yml
+++ b/.github/workflows/r-linux.yml
@@ -23,7 +23,9 @@ jobs:
     strategy:
       matrix:
         r-version: ['4.3.3', 'release', 'devel']
-
+        
+    name: linux ${{ matrix.r-version }}
+    
     steps:
       - uses: actions/checkout@v4
       - uses: r-lib/actions/setup-r@v2

From ff2aa29e35ce540ca1ceea9f55b0c8375d3e00ba Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sat, 14 Feb 2026 23:33:50 +0100
Subject: [PATCH 10/19] Update and rename r-windows to r-windows.yml

---
 .github/workflows/{r-windows => r-windows.yml} | 2 ++
 1 file changed, 2 insertions(+)
 rename .github/workflows/{r-windows => r-windows.yml} (95%)

diff --git a/.github/workflows/r-windows b/.github/workflows/r-windows.yml
similarity index 95%
rename from .github/workflows/r-windows
rename to .github/workflows/r-windows.yml
index 1f9cbcf..02f63d8 100644
--- a/.github/workflows/r-windows
+++ b/.github/workflows/r-windows.yml
@@ -24,6 +24,8 @@ jobs:
       matrix:
         r-version: ['4.3.3', 'release', 'devel']
 
+    name: windows ${{ matrix.r-version }}
+
     steps:
       - uses: actions/checkout@v4
       - uses: r-lib/actions/setup-r@v2

From 88827291b3b5206845f3abb6d579ed3a1687aedc Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sat, 14 Feb 2026 23:54:37 +0100
Subject: [PATCH 11/19] Update r-windows.yml

---
 .github/workflows/r-windows.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/r-windows.yml b/.github/workflows/r-windows.yml
index 02f63d8..bc2ea5b 100644
--- a/.github/workflows/r-windows.yml
+++ b/.github/workflows/r-windows.yml
@@ -6,7 +6,7 @@
 # See https://github.com/r-lib/actions/tree/master/examples#readme for
 # additional example workflows available for the R community.
 
-name: R
+name: r-windows
 
 on:
   push:
@@ -21,6 +21,7 @@ jobs:
   build:
     runs-on: windows-latest
     strategy:
+      fail-fast: false
       matrix:
         r-version: ['4.3.3', 'release', 'devel']
 

From eda64cfefc73cda40fedbc9ba94a2f485b92e7d7 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sat, 14 Feb 2026 23:54:55 +0100
Subject: [PATCH 12/19] Rename workflow from 'R' to 'r-linux' and disable
 fail-fast

---
 .github/workflows/r-linux.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/r-linux.yml b/.github/workflows/r-linux.yml
index 3e724bf..9a5bbd9 100644
--- a/.github/workflows/r-linux.yml
+++ b/.github/workflows/r-linux.yml
@@ -6,7 +6,7 @@
 # See https://github.com/r-lib/actions/tree/master/examples#readme for
 # additional example workflows available for the R community.
 
-name: R
+name: r-linux
 
 on:
   push:
@@ -21,6 +21,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
         r-version: ['4.3.3', 'release', 'devel']
         

From f68cda42ca923651837e2fe7d8a3e271f646b7b3 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sun, 15 Feb 2026 09:58:26 +0100
Subject: [PATCH 13/19] Create r-macos.yml

---
 .github/workflows/r-macos.yml | 42 +++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 .github/workflows/r-macos.yml

diff --git a/.github/workflows/r-macos.yml b/.github/workflows/r-macos.yml
new file mode 100644
index 0000000..f31eac9
--- /dev/null
+++ b/.github/workflows/r-macos.yml
@@ -0,0 +1,42 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+#
+# See https://github.com/r-lib/actions/tree/master/examples#readme for
+# additional example workflows available for the R community.
+
+name: r-windows
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: macos-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        r-version: ['4.3.3', 'release', 'devel']
+
+    name: windows ${{ matrix.r-version }}
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: ${{ matrix.r-version }}
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          cache-version: 3
+          extra-packages: >
+            any::rcmdcheck
+      - name: Check
+        run: setwd("src"); rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
+        shell: Rscript {0}

From 8db83b60f6339faffb537457ab710203f4171aa6 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sun, 15 Feb 2026 09:58:56 +0100
Subject: [PATCH 14/19] Rename workflow from r-windows to r-macos

---
 .github/workflows/r-macos.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/r-macos.yml b/.github/workflows/r-macos.yml
index f31eac9..6581bde 100644
--- a/.github/workflows/r-macos.yml
+++ b/.github/workflows/r-macos.yml
@@ -6,7 +6,7 @@
 # See https://github.com/r-lib/actions/tree/master/examples#readme for
 # additional example workflows available for the R community.
 
-name: r-windows
+name: r-macos
 
 on:
   push:
@@ -25,7 +25,7 @@ jobs:
       matrix:
         r-version: ['4.3.3', 'release', 'devel']
 
-    name: windows ${{ matrix.r-version }}
+    name: macos ${{ matrix.r-version }}
 
     steps:
       - uses: actions/checkout@v4

From 54325be6142dbbfea1e67bdee1e87ba76445b008 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Sun, 15 Feb 2026 10:05:56 +0100
Subject: [PATCH 15/19] Update r-macos.yml

---
 .github/workflows/r-macos.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/r-macos.yml b/.github/workflows/r-macos.yml
index 6581bde..8fd2260 100644
--- a/.github/workflows/r-macos.yml
+++ b/.github/workflows/r-macos.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        r-version: ['4.3.3', 'release', 'devel']
+        r-version: ['4.3.3', 'release']
 
     name: macos ${{ matrix.r-version }}
 

From 2b4ed26d08dc10b815e92bfa9bb47da94334cc43 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Mon, 16 Feb 2026 20:26:15 +0100
Subject: [PATCH 16/19] Update and rename r-linux.yml to rcmdcheck.yml

---
 .../workflows/{r-linux.yml => rcmdcheck.yml}    | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)
 rename .github/workflows/{r-linux.yml => rcmdcheck.yml} (61%)

diff --git a/.github/workflows/r-linux.yml b/.github/workflows/rcmdcheck.yml
similarity index 61%
rename from .github/workflows/r-linux.yml
rename to .github/workflows/rcmdcheck.yml
index 9a5bbd9..3ef6ff9 100644
--- a/.github/workflows/r-linux.yml
+++ b/.github/workflows/rcmdcheck.yml
@@ -6,7 +6,7 @@
 # See https://github.com/r-lib/actions/tree/master/examples#readme for
 # additional example workflows available for the R community.
 
-name: r-linux
+name: rcmdcheck
 
 on:
   push:
@@ -23,15 +23,24 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        r-version: ['4.3.3', 'release', 'devel']
+        cases: [ 
+          { os: ubuntu-latest, r-version: 4.3.3 },
+          { os: ubuntu-latest, r-version: release },
+          { os: ubuntu-latest, r-version: devel },
+          { os: macos-latest, r-version: 4.3.3 },
+          { os: macos-latest, r-version: release },
+          { os: windows-latest, r-version: 4.3.3 },
+          { os: windows-latest, r-version: release },
+          { os: windows-latest, r-version: devel },
+        ]
         
-    name: linux ${{ matrix.r-version }}
+    name: ${{ matrix.cases.os }} - ${{ matrix.cases.r-version }}
     
     steps:
       - uses: actions/checkout@v4
       - uses: r-lib/actions/setup-r@v2
         with:
-          r-version: ${{ matrix.r-version }}
+          r-version: ${{ matrix.cases.r-version }}
       - uses: r-lib/actions/setup-r-dependencies@v2
         with:
           cache-version: 3

From d35c81ca7dc21eaa1731fc72a2a09a224a7edf4c Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Mon, 16 Feb 2026 20:26:50 +0100
Subject: [PATCH 17/19] Delete .github/workflows/r-macos.yml

---
 .github/workflows/r-macos.yml | 42 -----------------------------------
 1 file changed, 42 deletions(-)
 delete mode 100644 .github/workflows/r-macos.yml

diff --git a/.github/workflows/r-macos.yml b/.github/workflows/r-macos.yml
deleted file mode 100644
index 8fd2260..0000000
--- a/.github/workflows/r-macos.yml
+++ /dev/null
@@ -1,42 +0,0 @@
-# This workflow uses actions that are not certified by GitHub.
-# They are provided by a third-party and are governed by
-# separate terms of service, privacy policy, and support
-# documentation.
-#
-# See https://github.com/r-lib/actions/tree/master/examples#readme for
-# additional example workflows available for the R community.
-
-name: r-macos
-
-on:
-  push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
-
-permissions:
-  contents: read
-
-jobs:
-  build:
-    runs-on: macos-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        r-version: ['4.3.3', 'release']
-
-    name: macos ${{ matrix.r-version }}
-
-    steps:
-      - uses: actions/checkout@v4
-      - uses: r-lib/actions/setup-r@v2
-        with:
-          r-version: ${{ matrix.r-version }}
-      - uses: r-lib/actions/setup-r-dependencies@v2
-        with:
-          cache-version: 3
-          extra-packages: >
-            any::rcmdcheck
-      - name: Check
-        run: setwd("src"); rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
-        shell: Rscript {0}

From dc1d6f434f011cce3efc4506da95069a4a571f95 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Mon, 16 Feb 2026 20:26:56 +0100
Subject: [PATCH 18/19] Delete .github/workflows/r-windows.yml

---
 .github/workflows/r-windows.yml | 42 ---------------------------------
 1 file changed, 42 deletions(-)
 delete mode 100644 .github/workflows/r-windows.yml

diff --git a/.github/workflows/r-windows.yml b/.github/workflows/r-windows.yml
deleted file mode 100644
index bc2ea5b..0000000
--- a/.github/workflows/r-windows.yml
+++ /dev/null
@@ -1,42 +0,0 @@
-# This workflow uses actions that are not certified by GitHub.
-# They are provided by a third-party and are governed by
-# separate terms of service, privacy policy, and support
-# documentation.
-#
-# See https://github.com/r-lib/actions/tree/master/examples#readme for
-# additional example workflows available for the R community.
-
-name: r-windows
-
-on:
-  push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
-
-permissions:
-  contents: read
-
-jobs:
-  build:
-    runs-on: windows-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        r-version: ['4.3.3', 'release', 'devel']
-
-    name: windows ${{ matrix.r-version }}
-
-    steps:
-      - uses: actions/checkout@v4
-      - uses: r-lib/actions/setup-r@v2
-        with:
-          r-version: ${{ matrix.r-version }}
-      - uses: r-lib/actions/setup-r-dependencies@v2
-        with:
-          cache-version: 3
-          extra-packages: >
-            any::rcmdcheck
-      - name: Check
-        run: setwd("src"); rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
-        shell: Rscript {0}

From 8abea40c7b903acfbc96afa29d8f4064b76cd8d1 Mon Sep 17 00:00:00 2001
From: PhiS <926151+Phi-S@users.noreply.github.com>
Date: Tue, 17 Feb 2026 07:29:21 +0100
Subject: [PATCH 19/19] Update rcmdcheck.yml

---
 .github/workflows/rcmdcheck.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/rcmdcheck.yml b/.github/workflows/rcmdcheck.yml
index 3ef6ff9..da759c4 100644
--- a/.github/workflows/rcmdcheck.yml
+++ b/.github/workflows/rcmdcheck.yml
@@ -19,7 +19,6 @@ permissions:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
@@ -34,6 +33,7 @@ jobs:
           { os: windows-latest, r-version: devel },
         ]
         
+    runs-on: ${{ matrix.cases.os }}
     name: ${{ matrix.cases.os }} - ${{ matrix.cases.r-version }}
     
     steps: