test: remove lcov, add json and script to parse it

Author: morbeo

.github/workflows/ci.yml

@@ -53,13 +53,9 @@ jobs:
       - name: Test with coverage
         run: npm run test:coverage
 
-      - name: Upload coverage report
+      - name: Coverage summary
         if: always()
-        uses: actions/upload-artifact@v4
-        with:
-          name: coverage-report
-          path: coverage/
-          retention-days: 14
+        run: bash scripts/coverage-summary.sh
 
       - name: Build
         run: npm run build

scripts/coverage-summary.sh

@@ -66,12 +66,12 @@ md="## Coverage Report
 
 | File | Stmts | Branch | Funcs | Lines |
 |------|-------|--------|-------|-------|
-$(echo "$json" | jq -r '
+$(echo "$json" | jq -r --arg root "$(readlink -f $PWD)/" '
   to_entries
   | map(select(.key != "total"))
   | sort_by(.key)
   | .[]
-  | "| `\(.key | ltrimstr($ENV.PWD + "/src/"))` | \(.value.statements.pct)% | \(.value.branches.pct)% | \(.value.functions.pct)% | \(.value.lines.pct)% |"
+  | "| `\(.key | ltrimstr($root))` | \(.value.statements.pct)% | \(.value.branches.pct)% | \(.value.functions.pct)% | \(.value.lines.pct)% |"
 ')
 
 </details>

vite.config.ts

@@ -55,7 +55,7 @@ export default defineConfig({
     ],
     coverage: {
       provider: 'v8',
-      reporter: ['text', 'lcov'],
+      reporter: ['text', 'json-summary'],
       // Files excluded from coverage entirely (untestable boilerplate,
       // entry points, or files covered by e2e rather than unit tests).
       exclude: [