Merge branch 'hotfix/4.2.3'

* hotfix/4.2.3:
  Implement review feedback
  Draft 4.2.3 Release Notes stub
  Bump Docker image version to ”4.2.3“
  Bump 'maintenance-version' key to “4.2.3”
  Bump gradle/wrapper-validation-action from 2 to 3 (#557)
  Bump @prettier/plugin-xml from 3.3.1 to 3.4.1 (#555)
  Update GitHub Actions for 4.2.2 (#553)
  Add 4.2.2 release date

.github/actions/render/action.yml

@@ -6,7 +6,7 @@ inputs:
     default: 'master'
   DITA_OT_VERSION:
     description: 'DITA-OT version used for rendering'
-    default: '4.2.1'
+    default: '4.2.2'
 runs:
   using: 'composite'
   steps:

.github/workflows/gradle-wrapper-validation.yml

@@ -10,4 +10,4 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: gradle/wrapper-validation-action@v2
+      - uses: gradle/wrapper-validation-action@v3

.github/workflows/release.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       WEBSITE_PLUGIN_BRANCH: 'master'
-      DITA_OT_VERSION: '4.2.1'
+      DITA_OT_VERSION: '4.2.2'
     steps:
       - name: Parse arguments
         run: |

package.json

@@ -45,7 +45,7 @@
     }
   },
   "devDependencies": {
-    "@prettier/plugin-xml": "3.3.1",
+    "@prettier/plugin-xml": "3.4.1",
     "husky": "^9.0.11",
     "lint-staged": "15.2.2",
     "prettier": "3.2.5",

release-notes/index.dita

@@ -26,14 +26,34 @@
     </refbody>
   </reference>
 
-  <reference id="v4.2.2" outputclass="mark">
+  <reference id="v4.2.3" outputclass="mark">
     <title>DITA-OT <keyword keyref="maintenance-version"/>
-      <!--<ph outputclass="small text-muted">released mmmm D, yyyy</ph>-->
+      <ph outputclass="small text-muted">released May 5, 2024</ph>
     </title>
     <refbody>
       <section id="bugs">
         <p>DITA Open Toolkit <keyword keyref="maintenance-version"/> is a maintenance release that includes the
           following bug fixes.</p>
+        <!-- https://github.com/dita-ot/dita-ot/issues?q=milestone%3A4.2.3+is%3Aclosed+label%3Abug+sort%3Acreated-asc -->
+        <ul>
+          <li id="4449">DITA-OT 4.2.2 included a regression bug that caused the map-first pre-processing routine to fail
+            with a NullPointerException when maps referred to topics that didn’t exist and other topics contained key
+            references. Processing now proceeds and warns of missing files as in previous versions.
+            <xref href="https://github.com/dita-ot/dita-ot/issues/4449" format="html" scope="external">#4449</xref>,
+            <xref href="https://github.com/dita-ot/dita-ot/issues/4454" format="html" scope="external">#4454</xref>
+          </li>
+        </ul>
+      </section>
+    </refbody>
+  </reference>
+
+  <reference id="v4.2.2">
+    <title>DITA-OT 4.2.2
+      <ph outputclass="small text-muted">released March 24, 2024</ph>
+    </title>
+    <refbody>
+      <section id="bugs">
+        <p>DITA Open Toolkit 4.2.2 is a maintenance release that includes the following bug fixes.</p>
         <!-- https://github.com/dita-ot/dita-ot/issues?q=milestone%3A4.2.2+is%3Aclosed+label%3Abug+sort%3Acreated-asc -->
         <ul>
           <li id="4380">In earlier versions, the map-first pre-processing routine created extra HTML files in the output

resources/key-definitions.ditamap

@@ -26,7 +26,7 @@
   <keydef keys="maintenance-version">
     <topicmeta>
       <keywords>
-        <keyword>4.2.2</keyword>
+        <keyword>4.2.3</keyword>
       </keywords>
     </topicmeta>
   </keydef>

samples/docker/Dockerfile

@@ -1,5 +1,5 @@
 # Use the latest DITA-OT image ↓ as parent:
-FROM ghcr.io/dita-ot/dita-ot:4.2.2
+FROM ghcr.io/dita-ot/dita-ot:4.2.3
 
 # Install a custom plug-in from a remote location:
 RUN dita --install https://github.com/infotexture/dita-bootstrap/archive/master.zip