0.19.0

What's Changed

• Better error message, fix transaction error recording by @qianl15 in #181
• Workflow status optimization / queue fix by @chuck-dbos in #179
• Queues max worker concurrency by @maxdml in #177
• Better Database Connection Parameter Management by @kraftp in #182
• Workflow cmds by @manojdbos in #180
• Add missed dbos_class decorators by @chuck-dbos in #183
• Facilitate backward compatible changes to the Queue signature by @maxdml in #184
• Prevent different workflows starting with the same ID by @qianl15 in #185
• Readme Updates by @kraftp in #186

Full Changelog: 0.18.0...0.19.0