Add changelog, uniform naming, prepare v0.2.0 tagging (#18)

Reviewed-on: moritz/ptouch-prnt#18

.gitea/workflows/build.yaml

@@ -38,15 +38,23 @@ jobs:
           echo "=== End dependency package version ==="
       - name: setup builddir
         run: meson setup builddir -Db_coverage=true
-      - name: build and test dist package
-        run: ninja -C builddir dist
+      - name: run unit tests
+        run: ninja -C builddir test
       - name: calculate coverage
         run: ninja -C builddir coverage-text
       - name: Coverage report
         run: cat ./builddir/meson-logs/coverage.txt
+      - name: build and test dist package
+        run: ninja -C builddir dist
       - name: upload dist package
         uses: actions/upload-artifact@v3
         with:
-          name: ptprnt-dist
+          name: ptprnt
           path: ./builddir/meson-dist/*
           if-no-files-found: error
+      - name: upload coverage report
+        uses: actions/upload-artifact@v3
+        with:
+          name: coverage.txt
+          path: ./builddir/meson-logs/coverage.txt
+          if-no-files-found: error