ci: run example programs in a Docker container

Author: yutaro-sakamoto

.github/workflows/docker-compose.yml

@@ -26,3 +26,8 @@ jobs:
             --build-arg opensource_COBOL_4J_version="$opensource_COBOL_4J_version" \
             --build-arg Open_COBOL_ESQL_4J_version="$Open_COBOL_ESQL_4J_version"
           docker compose up -d
+
+      - name: Run example programs
+        run: |
+          docker cp ocesql4j_sample oc4j_client:/tmp/ocesql4j_sample
+          docker compose exec oc4j_client bash -c "cd /tmp/ocesql4j_sample && make"