Run CI on every push/PR and upload decks as workflow artifacts

Also add the missing sqlite deck to the build matrix and gate
the release step on tag refs only.

Author: ad-si

.github/workflows/build-artifacts.yml

@@ -2,8 +2,12 @@ name: Build Anki decks and upload artifacts
 
 on:
   push:
+    branches:
+      - main
     tags:
       - "v*.*.*"
+  pull_request:
+  workflow_dispatch:
 
 jobs:
   build:
@@ -14,6 +18,7 @@ jobs:
         language:
           - rust
           - godot
+          - sqlite
           - wolfram-language
     steps:
       - name: Checkout
@@ -36,7 +41,15 @@ jobs:
       - name: Rename artifact
         run: cp ${{ matrix.language }}/cards.apkg cards-${{ matrix.language }}.apkg
 
+      - name: Upload artifact to workflow run
+        uses: actions/upload-artifact@v4
+        with:
+          name: cards-${{ matrix.language }}
+          path: cards-${{ matrix.language }}.apkg
+          if-no-files-found: error
+
       - name: Release
+        if: startsWith(github.ref, 'refs/tags/v')
         uses: softprops/action-gh-release@v2
         with:
           files: |