backport meta descriptions to SLE15SP4 (#1910)

* sync from main with db5metasync script
* update revision dates (chapters, books, parts)

Author: taroth21

xml/64bit_issues.xml

@@ -8,13 +8,14 @@
  <title>32-bit and 64-bit applications in a 64-bit system environment</title>
 
  <info>
+  <meta name="description">Configure your 64-bit environment to run existing 32-bit applications without requiring additional ports</meta>
   <dm:docmanager xmlns:dm="urn:x-suse:ns:docmanager">
    <dm:bugtracker/>
    <dm:translation>yes</dm:translation>
   </dm:docmanager>
  <revhistory xml:id="rh-cha-64bit">
    <revision>
-     <date>2022-02-11</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/MAIN.SLE-Micro.xml

@@ -11,6 +11,8 @@
 
  <title>&productname; Documentation</title>
  <info>
+  <meta name="description">Learn how to configure, deploy and manage SUSE Linux Micro
+    with comprehensive documentation for administrators and edge developers</meta>
   <productname>&productname;</productname>
   <productname role="abbrev">&productnameshort;</productname>
   <productnumber>&productnumber;</productnumber>
@@ -27,7 +29,7 @@
   <xi:include href="common_authors.xml"/>
  <revhistory xml:id="rh-set-micro">
    <revision>
-     <date>2023-01-11</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>
@@ -57,7 +59,7 @@
    <xi:include href="common_copyright_gfdl.xml"/>
   <revhistory xml:id="rh-quick-micro">
    <revision>
-     <date>2023-01-11</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/MAIN.SLEDS.xml

@@ -32,6 +32,7 @@
 <!--                                                                       -->
  <title>&productname; Documentation</title>
  <info os="sles">
+  <meta name="description">Learn to configure, deploy and manage SUSE Linux Enterprise Desktop with comprehensive guides for secure, cost-effective enterprise use</meta>
   <productname>&productname;</productname>
   <productname role="abbrev">&productnameshort;</productname>
   <productnumber>&productnumber;</productnumber>
@@ -48,7 +49,7 @@
   <xi:include href="common_authors.xml"/>
  <revhistory xml:id="rh-set-sles">
    <revision>
-     <date>2023-11-16</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>
@@ -72,7 +73,7 @@
   <xi:include href="common_authors.xml"/>
  <revhistory xml:id="rh-set-sled">
    <revision>
-     <date>2023-11-16</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>
@@ -128,7 +129,7 @@
    </dm:docmanager>
   <revhistory xml:id="rh-set-sleds">
    <revision>
-     <date>2023-11-16</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/MAIN.opensuse.xml

@@ -10,6 +10,8 @@
 <?dbhtml filename="index.html"?>
 <title>&productname; Documentation</title>
  <info>
+  <meta name="description">Learn how to configure, deploy and manage 
+    openSUSE with comprehensive documentation for system administrators and desktop users</meta>
   <productname>&productname;</productname>
   <productname role="abbrev">&productnameshort;</productname>
   <productnumber>&productnumber;</productnumber>
@@ -27,7 +29,7 @@
   </dm:docmanager>
  <revhistory xml:id="rh-set-opensuse">
    <revision>
-     <date>2022-02-11</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/aarch64_inst_problem.xml

@@ -1,5 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<?xml-model href="/usr/share/xml/geekodoc/rng/geekodoc5-flat.rng" type="application/xml" schematypens="http://relaxng.org/ns/structure/1.0"?>
+<?xml version="1.0"?>
 <!DOCTYPE sect1
 [
   <!ENTITY % entities SYSTEM "generic-entities.ent">
@@ -9,8 +8,9 @@
  <title>Dealing with boot and installation problems</title>
 
  <info>
+  <meta name="description">Configure your system to log system messages at boot time and troubleshoot boot and installation issues</meta>
   <dm:docmanager xmlns:dm="urn:x-suse:ns:docmanager">
-   <dm:bugtracker></dm:bugtracker>
+   <dm:bugtracker/>
    <dm:translation>yes</dm:translation>
   </dm:docmanager>
  </info>
@@ -44,13 +44,11 @@
       Change the console on your computer so that the kernel outputs are
       visible. Be sure to check the last few lines of output. This is normally
       done by pressing
-      <keycombo><keycap function="control"/><keycap
-      function="alt"/><keycap>F10</keycap></keycombo>.
+      <keycombo><keycap function="control"/><keycap function="alt"/><keycap>F10</keycap></keycombo>.
       If you cannot resolve the problem, consult the &productname; support
       staff. To log all system messages at boot time, use a serial connection
       as described in
-      <xref
-      linkend="sec-x86-prep-installation-methods"/>.
+      <xref linkend="sec-x86-prep-installation-methods"/>.
      </para>
     </listitem>
    </varlistentry>

xml/adm_shell.xml

@@ -8,6 +8,7 @@
 <!-- Better Title? -->
  <title>Bash and Bash scripts</title>
  <info>
+  <meta name="description">Manage tasks and automate processes with the Bash shell using its powerful commands and features, then apply your newfound skills in practice</meta>
   <abstract>
    <para>
     Today, many people use computers with a graphical user interface (GUI)
@@ -23,7 +24,7 @@
   </dm:docmanager>
  <revhistory xml:id="rh-cha-adm-shell">
    <revision>
-     <date>2024-06-21</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/adm_sudo.xml

@@ -7,13 +7,14 @@
 <chapter xmlns="http://docbook.org/ns/docbook" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0" xml:id="cha-adm-sudo">
  <title>&sudo; basics</title>
  <info>
+  <meta name="description">Configure sudo settings to manage user permissions and secure access to elevated commands in your Linux system</meta>
   <dm:docmanager xmlns:dm="urn:x-suse:ns:docmanager">
    <dm:bugtracker/>
    <dm:translation>yes</dm:translation>
   </dm:docmanager>
  <revhistory xml:id="rh-cha-adm-sudo">
    <revision>
-     <date>2023-04-24</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/adm_support.xml

@@ -8,6 +8,7 @@
 
  <title>Gathering system information for support</title>
  <info>
+  <meta name="description">Learn about accessing detailed system information, creating problem reports, and analyzing SupportConfig output with SUSE tools</meta>
   <abstract>
    <para>
     For a quick overview of all relevant system information of a machine,
@@ -41,7 +42,7 @@
   </dm:docmanager>
  <revhistory xml:id="rh-cha-adm-support">
    <revision>
-     <date>2023-12-11</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/adm_wbem.xml

@@ -7,13 +7,14 @@
 <chapter xmlns="http://docbook.org/ns/docbook" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0" xml:id="cha-wbem">
  <title>Web Based Enterprise Management using SFCB</title>
  <info>
+  <meta name="description">Learn about implementing enterprise management solutions using open standards-based tools from the DMTF</meta>
   <dm:docmanager xmlns:dm="urn:x-suse:ns:docmanager">
    <dm:bugtracker/>
    <dm:translation>yes</dm:translation>
   </dm:docmanager>
  <revhistory xml:id="rh-cha-wbem">
    <revision>
-     <date>2024-06-21</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>

xml/administration_intro.xml

@@ -7,13 +7,14 @@
 <preface xmlns="http://docbook.org/ns/docbook" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0" xml:id="preface-administration-slemicro">
  <title>Preface</title>
  <info>
+  <meta name="description">Access documentation, browse or download formats online, search the SUSE Knowledgebase for known solutions, and report any issues you encounter</meta>
   <dm:docmanager xmlns:dm="urn:x-suse:ns:docmanager">
    <dm:bugtracker/>
    <dm:translation>yes</dm:translation>
   </dm:docmanager>
  <revhistory xml:id="rh-preface-administration-slemicro">
    <revision>
-     <date>2023-03-16</date>
+     <date>2026-04-07</date>
      <revdescription>
        <para/>
      </revdescription>