Release 1.5.4

What's Changed

• Change to log4j2 CVE 2.17 by @rvowles in #615
• canvas kit local download fix by @IrinaSouth in #618
• Add base support for Oracle DB by @rvowles in #624
• Add links to docs in the Admin app by @IrinaSouth in #622
• H2 Upgrade for Critical Severity by @rvowles in #629
• Non-breaking Changes to Edge/Dacha/MR by @rvowles in #635
• Fix json-editor in Admin app by @IrinaSouth in #637
• Fix serving rollout strategies in party-server-ish and edge-rest. Fix accessing flags/values when set first time by @rvowles in #638

Full Changelog: https://github.com/featurehub-io/featurehub/milestone/18?closed=1