Upload artifacts

* Test logs in case of failures

* Dist tar ball in case of success

.github/workflows/c-cpp.yml

@@ -8,9 +8,7 @@ on:
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-
     steps:
     - uses: actions/checkout@v3
     - name: dependencies
@@ -23,5 +21,22 @@ jobs:
       run: make -j2
     - name: make check
       run: make -j2 check
+    - name: Check logs
+      if: failure()
+      uses: actions/upload-artifact@v4
+      with:
+        name: checklog
+        path: "**/*tests/*.log"
     - name: make distcheck
       run: make -j2 distcheck
+    - name: Distcheck logs
+      if: failure()
+      uses: actions/upload-artifact@v4
+      with:
+        name: distchecklog
+        path: "**/*tests/*.log"
+    - name: Distribution tar ball
+      uses: actions/upload-artifact@v4
+      with:
+        name: disttarball
+        path: "jellyfish-*.tar.gz"