Central OPA deployment JWT token validation

Use JWT token validation in central deployment

What's Changed

• Update policy link in README by @tpoliaw in #198
• Central opa deployment by @garryod in #167
• Various docs and dev environment fixes from CAS to KeyCloak transition by @garryod in #199
• Bump the patch group in /bundler with 4 updates by @dependabot in #202
• Bump the patch group in /bundler with 2 updates by @dependabot in #203
• Bump thiserror from 1.0.67 to 2.0.3 in /bundler by @dependabot in #204
• Add ISSUER variable to central OPA deployment by @tpoliaw in #200
• Update missed references to jwks by @tpoliaw in #205
• Fix rego linting issue introduced by regal update by @tpoliaw in #206
• Bump distroless/cc-debian12 from 6f05aba to 2fb6959 in /bundler by @dependabot in #210
• Bump the patch group in /bundler with 5 updates by @dependabot in #209
• Bump app versions to 0.0.14 by @tpoliaw in #207

Full Changelog: 0.0.13...0.0.14