2.6.0: Atom feed & map scrolling

• Assigned a high fetchpriority to the cover image to further improve
  home page performance. See #65
  (@thekid)
• Merged PR #66: Add an Atom feed at /feed/atom, showing the 20 newest
  entries, each with one preview image. Requested in #63.
  (@kiesel, @thekid)
• Changed maps to not interrupt page scrolling as requested in #64
  (@kiesel, @thekid)
• Changed image import to rounds focal lengths, which are potentially
  expressed as a fraction
  (@thekid)
• Merged PR #62: Extract OpenLayers mapping JS & CSS into separate
  bundle, reducing the amount of JS to be loaded for the home page by
  more than 800 kilobytes
  (@thekid)

2.5.0: CSS nesting

• Merged PR #57: Use CSS nesting, see https://caniuse.com/css-nesting
  (@thekid)

2.4.0: Asymmetric visibility refactoring

• Merged PR #61: Refactor to make use of asymmetric visibility
  (@thekid)
• Updated the OpenLayers JavaScript library to version 10.1, see
  https://github.com/openlayers/openlayers/releases
  (@thekid)

2.3.0: Cover image preloading

• Preload the cover image, increasing the LightHouse score on the
  home page to 99. See #18
  (@thekid)

2.2.0: OpenLayers update

• Updated the OpenLayers JavaScript library to version 9.2, see
  https://github.com/openlayers/openlayers/releases
  (@thekid)

2.1.1: Card styling fix

• Fixed descenders being
  cut off on cards
  (@thekid)

2.1.0: LIVE display in feed

• Added LIVE display inside feed, fixed query problem when images
  are not set yet
  (@thekid)
• Upgraded xp-framework/imaging and xp-forge/web-auth libraries,
  removing dependency on the XML library
  (@thekid)
• Upgraded xp-framework/command library, being able to adjust the
  argument methods' prefixes to the much nicer use.
  (@thekid)

2.0.0: PHP 7.4+, visual refresh

• Changed main font from Overpass to Barlow - its rounded edges
  fit better with the rest of the design
  (@thekid)
• Upgraded XP Compiler & Core - dropping support for PHP 7.0 - 7.3
  (@thekid)
• Merged PR #59: Use Collection::modify() instead of invoking
  "findAndModify"
  (@thekid)

1.18.0: Balanced layout

• Upgraded xp-forge/markdown and xp-forge/web-auth libraries
  (@thekid)
• Merged PR #58: Balance layout for odd number of preview images
  (@thekid)

1.17.0: Semantic HTML, upgrades

• Merged PR #56: Use semantic HTML <search> element, see here:
  https://developer.mozilla.org/en-US/docs/Web/HTML/Element/search
  (@thekid)
• Upgraded xp-forge/web, xp-forge/frontend and xp-forge/yaml
  libraries
  (@thekid)
• Upgraded to PHP 8.3 and XP 8.8 - @thekid