This release contains several minor features and fixes:

• optional basic auth for shared notes, closes #2781
• add highlighting to search results, closes #2977
• allow per workspace calendars, fixes #2959
• added mermaid export SVG button
• export note ZIPs via ETAPI, #3012
• Add config setting to disable update check #3000
• added an option to define a "min TOC headings", #2985
• add #toc label to control Table of Contents visibility per note, #2985
• upgrade excalidraw to 0.12 #2994
• useMaxWidth for mermaid pie widget, fixes #2984
• added getTargetNote to froca's attribute, fixes #2981
• fix build revision in the about dialog, closes #2980
• focus icon search input after showing up, closes #2979
• fix error message on removing bulk actions from search, closes #3027
• use 16 bytes IV for newly encrypted data, closes #3017
• rename "backlinks.js" as it's not liked by some adblockers, #3003
• prevent zooming the whole app when ctrl + zoom on the canvas note, fixes #3002
• add CSS variables for CKEditor table caption, fixes #2998
• prevent paste on middle click, fixes #2995
• add jsdocs to note.cloneTo, closes #2996
• upgrade to KaTeX 0.16.0
• cssClass label cannot be applied on the root widget because of note splits, fixes https://github.com/zadam/trilium/issues/3032
• fix backend script error reporting https://github.com/zadam/trilium/issues/3033

DB schema version and sync protocol version have been incremented in 0.54, all instances in the cluster need to be upgraded.