ci(github): add

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: CI
+on: [push, pull_request]
+jobs:
+  linux:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install dependencies
+        run: |
+          sudo apt-get install -y tcl tcllib libsqlite3-tcl 
+      - name: Run tests
+        run: |
+          tclsh tests.tcl 
+  windows:
+    runs-on: windows-latest
+    steps:
+      - name: 'Disable `autocrlf` in Git'
+        run: git config --global core.autocrlf false
+      - uses: actions/checkout@v4
+      - name: Install dependencies
+        run: |
+          Invoke-WebRequest -Uri https://downloads.sourceforge.net/project/magicsplat/magicsplat-tcl/tcl-8.6.14-installer-1.14.0-x86.msi tcl86.msi
+          msiexec.exe /i tcl86.msi
+      - name: Run tests
+        run: |
+          tclsh tests.tcl