Add ShadowJar compatibility and Query file can be define name with comment

Add Migration and Query definition class
Add Docker DB for tests

docker/postgresql/Dockerfile

@@ -0,0 +1,9 @@
+FROM postgres:11
+
+COPY postgresql.conf /tmp/postgresql.conf
+COPY extension.sh    /docker-entrypoint-initdb.d/000-extension.sh
+COPY setup.sh        /docker-entrypoint-initdb.d/100-setup.sh
+
+ENTRYPOINT ["docker-entrypoint.sh"]
+EXPOSE 5432
+CMD ["postgres"]