- Tiny headline polishing

- OXUD-1227 Story OXUI-1297 As a user I can easily navigate and search settings, update #4

- Even more superfluous files removed.

- OXUD-1227 Story OXUI-1297 As a user I can easily navigate and search settings, updates
- OXUD-1229 Story OXUI-1161 Some polishing for mail categories
- OXUD-1230 Remove the topic '11.3 Zulassungsliste verwenden' from the docu
- Removed superfluous files

- OXUD-1227 Story OXUI-1297 As a user I can easily navigate and search settings, updates
- OXUD-1229 Story OXUI-1161 Some polishing for mail categories
- OXUD-1230 Remove the topic '11.3 Zulassungsliste verwenden' from the docu
- Removed superfluous files

- OXUD-1218 Story OXUI-1249 As a user I have to give consent when using AI functionality
- OXUD-1211 Story ASP-198 As a user I have advanced email actions based on AI (ChatGPT)
- OXUD-1227 Story OXUI-1297 As a user I can easily navigate and search settings

- OXUD-1226 Update the docu regarding UI updates and translations

OXUD-1153 Story OXUI-1111 As a user I want to export mails including their attachments as PDF files to Drive
OXUD-1196 Story OXUI-1115 As a user I can add attachments from an existing mail to a new mail
OXUD-1220 Story OXUI-1284 As a user I can easily add predefined text snippets when writing a new mail

- OXUD-1163 Story OXUI-1129 As a user I can select a reply-to address

- OXUD-1209 Enhancement: Remove misleading sentence
- OXUD-1190 Enhancements due to changes for serial appointment exeptions
- OXUD-1162 Story OXUI-1139 As a user I want to hide my free&busy data for other users
- OXUD-1208 Story OXUI-1254 Indication in calendar views for cancelled appointments because all attendees have declined

should basically be identical to 3.4.0

- OXUD-1146 Story OXUI-1077 As a user I can create managed resources
- OXUD-1147 Story OXUI-1083 Usability improvements around external images
- OXUD-1154 Story OXUI-1116 As a booking delegate for a resource I can administer resources that get booked
- OXUD-1170 Story OXUI-1107 As a user I can undo mail sending for a certain amount of time
- OXUD-1192 Story OXUI-1160 As an admin I can disable editing real names for mail accounts

OXUIB-2277: Remove ingress and service account templates from helm chart

See merge request frontend/user-guide!11

OXUD-1189 Add missing description for 'Availibilty' in the menu bar
OXUD-1194 Enhancement: Fix & update the instruction for using email drafts
OXUD-1193 Check & update the topic 'App Suite auf Mobilgeräten verwenden'
OXUD-1195 Add missing description for the email folder 'Markiert'

OXUD-1186 Polish & fix the capabilities.xsl
OXUD-1187 Replace the value 'cap-enterpriseaddressbook' by 'feat-io-ox-core-enterprisePicker'