Release v0.0.22

What's Changed

• chore: Set working directory to /dumpscript in Dockerfiles for better organization (5b2912e)
• fix: Update backup schedules in example YAML files to specify correct timing for weekly and monthly jobs (c964d05)
• docs: Enhance README with multiple backup schedules and Slack notification configuration; update example YAML files for improved clarity and usability (d6de2dd)
• docs: Update README to include badges for Artifact Hub, Helm Chart, Slack Bot, and website link for improved visibility and resource access (ae81718)
• feat: Add Slack notification configuration to dumpscript; enable customization for alerts on success and failure (d387081)