Removal of Markdown-it and a tons of updates

What's Changed

• Upgrading ecto to version 1.1.0 by @jaredwray in #19
• adding in support on build for 12, 14, and 16 by @jaredwray in #20
• upgrading typescript and ts-node to latest by @jaredwray in #21
• upgrading jest and ts-jest to latest by @jaredwray in #22
• upgrading parse-json to 6.0.1 by @jaredwray in #23
• upgrading luxon to version 2.1.1 by @jaredwray in #24
• upgrading keyv to version 4.0.4 by @jaredwray in #25
• upgrading commander to version 8.3.0 by @jaredwray in #26
• updating @types by @jaredwray in #27
• Moving to ecto from markdown it by @jaredwray in #28
• updating build and release to a single name by @jaredwray in #29

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Full Changelog: v1.6.1...v1.6.5