From d6e34ffe690df91ceb2a3e3f8e8e0a8e0e7d8059 Mon Sep 17 00:00:00 2001
From: MilesCranmerBot <miles.cranmer.bot@gmail.com>
Date: Sat, 31 Jan 2026 19:43:34 +0000
Subject: [PATCH 1/2] ci: upload Codecov after all tests complete

---
 .github/workflows/CI.yml | 41 +++++++++++++++++++++++++++++++++++-----
 1 file changed, 36 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 780019e2..6436c293 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -54,10 +54,12 @@ jobs:
             julia --color=yes --threads=auto --check-bounds=yes --depwarn=yes --code-coverage=user -e 'import Coverage; import Pkg; Pkg.activate("."); Pkg.test(coverage=true)'
             julia --color=yes coverage.jl
         shell: bash
-      - uses: codecov/codecov-action@v5
+      - name: Upload coverage artifact
+        if: success()
+        uses: actions/upload-artifact@v4
         with:
-          token: ${{ secrets.CODECOV_TOKEN }}
-          files: lcov.info
+          name: coverage-${{ matrix.os }}-julia-${{ matrix.julia-version }}
+          path: lcov.info
 
 
   additional_tests:
@@ -89,8 +91,37 @@ jobs:
             SR_TEST=${{ matrix.test_name }} julia --color=yes --threads=auto --check-bounds=yes --depwarn=yes --code-coverage=user -e 'import Coverage; import Pkg; Pkg.activate("."); Pkg.test(coverage=true)'
             julia --color=yes coverage.jl
         shell: bash
-      - uses: codecov/codecov-action@v5
+      - name: Upload coverage artifact
         if: steps.run-tests.outcome == 'success'
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage-${{ matrix.test_name }}-${{ matrix.os }}-julia-${{ matrix.julia-version }}
+          path: lcov.info
+
+
+  codecov:
+    name: Upload combined coverage to Codecov
+    runs-on: ubuntu-latest
+    needs:
+      - test
+      - additional_tests
+    steps:
+      - name: Download coverage artifacts
+        uses: actions/download-artifact@v4
+        with:
+          pattern: coverage-*
+          path: coverage
+
+      - name: Merge lcov files
+        run: |
+          set -euxo pipefail
+          cd coverage
+          find . -name 'lcov.info' -print
+          cat $(find . -name 'lcov.info' -print | sort) > merged-lcov.info
+          wc -l merged-lcov.info
+
+      - name: Upload to Codecov
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          files: lcov.info
+          files: coverage/merged-lcov.info

From 7dccac66ae6f0e5e1b4d6e49dd470a430d906ca6 Mon Sep 17 00:00:00 2001
From: MilesCranmerBot <miles.cranmer.bot@gmail.com>
Date: Sat, 31 Jan 2026 20:20:52 +0000
Subject: [PATCH 2/2] chore(ci): bump artifact actions

---
 .github/workflows/CI.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 6436c293..0ee1d9c6 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -56,7 +56,7 @@ jobs:
         shell: bash
       - name: Upload coverage artifact
         if: success()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: coverage-${{ matrix.os }}-julia-${{ matrix.julia-version }}
           path: lcov.info
@@ -93,7 +93,7 @@ jobs:
         shell: bash
       - name: Upload coverage artifact
         if: steps.run-tests.outcome == 'success'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: coverage-${{ matrix.test_name }}-${{ matrix.os }}-julia-${{ matrix.julia-version }}
           path: lcov.info
@@ -107,7 +107,7 @@ jobs:
       - additional_tests
     steps:
       - name: Download coverage artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v7
         with:
           pattern: coverage-*
           path: coverage