Feature/milestone2

[randoneering]

Pull Request Summary

This is a PR for milestone 2! In this PR, the following is included:

• Check added for installed extensions
• Check added for server uptime
• Check added for slow running queries (running for 5 minutes or longer)
• Checks for replication slot health (inactive and bloated wal)
• Updated outdated statistic check per Outdated Statistics keeps appearing #13
• Updated bloated tables check per Bloat Estimate is always 0 #15
• Added a view version of v_pgfirstAid

Type of Changes

• New health check
• Bug fix
• Performance improvement
• Documentation update
• Refactoring/code cleanup
• Breaking change

---

Related Issues

• Fixes Outdated Statistics keeps appearing #13 and Bloat Estimate is always 0 #15

---

Testing

PostgreSQL Version Compatibility

Has this code been tested against the following PostgreSQL versions?

• PostgreSQL 15
• PostgreSQL 16
• PostgreSQL 17
• PostgreSQL 18 (if available)

Testing notes:

Managed Database Platforms

Has this code been deployed and tested on the following platforms?

• Amazon RDS for PostgreSQL
• Amazon Aurora PostgreSQL
• Google Cloud SQL for PostgreSQL
• Azure Database for PostgreSQL
• Self-managed PostgreSQL
• Not applicable / Not tested yet

Platform-specific notes:

---

Additional Notes

---