feat: security hardening with strict CSP, dependabot, and audit pipelines#218

Nanle-code merged 2 commits into

Nanle-code:masterNanle-code/stellar-dev-dashboard:masterfrom

Adedayo-Data:task/security-hardening-csp-dependabotAdedayo-Data/stellar-dev-dashboard:task/security-hardening-csp-dependabotCopy head branch name to clipboard