Updated CI

.github/workflows/continuous-integration-v1.yml

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+name: Continuous Integration v1.x
+
+#trigger when these occur
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types:
+      - opened
+      - edited
+      - reopened
+    branches:
+      - main
+  workflow_dispatch:
+
+#testing the CI workflows under multiple supported conditions
+jobs:
+  test-valgrind:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: install valgrind
+      run: sudo apt install valgrind
+    - name: make test (valgrind)
+      run: make test
+  
+  test-sanitized:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: make test (sanitized)
+      run: make test-sanitized
+  
+  test-mingw32:
+    runs-on: windows-latest
+    
+    steps:
+      - uses: actions/checkout@v4
+      - name: make test (mingw32)
+        run: make test