v1.7.3

We are excited to announce the latest release of Mbin; v1.7.3! It's a big patch release once again.
This version is focused on bug fixes and improvements rather than new features. Notable improvements in random order are:

• Improved PHP (max_children), Nginx (improved logging using map, upstream block for Mercure and open_file_cache) and PostgreSQL documentation (adding commit_delay config option and better defaults).
• Better RabbitMQ messenger defaults
• Fixed security Symfony audit & update all Symfony packages
• Fixed self-delivery looping
• Improved delivery handler by not rolling back InvalidApPostException exceptions
• Fixed private comments retrieval via API
• Fixed dead instance query (by allowing lastSuccessfulDeliver to be NULL)
• Fixed markdown toolbar editor during editing a thread
• Improved federation page
• New/improved npm audit and composer audit checks in GitHub Actions workflow

Comparison to previous stable version 1.7.2:

DB migrations	New ENV vars	Admin guide changes	Suggest cache clearing	New dependencies
❌	❌	☑️	☑️	❌

What's Changed

• Fix logic error in the posting restriction logic by @BentiGorlich in #1177
• Execute npm audit fix by @BentiGorlich in #1178
• Exclude InvalidApPostException from rolling back the transaction by @BentiGorlich in #1180
• Use composer audit & npm audit by @melroy89 in #1179
• Redesign federation page by @BentiGorlich in #1181
• Fix toolbar broken in thread edit by @melroy89 in #1182
• Bump phpstan/phpstan from 1.12.4 to 1.12.6 by @dependabot in #1185
• Bump aws/aws-sdk-php from 3.322.0 to 3.324.1 by @dependabot in #1187
• Bump phpstan/phpdoc-parser from 1.30.1 to 1.33.0 by @dependabot in #1188
• Bump symfony/messenger from 7.1.4 to 7.1.5 by @dependabot in #1186
• Translations update from Hosted Weblate by @weblate in #1190
• Bump symfony/mailer from 7.1.2 to 7.1.6 by @dependabot in #1203
• Translations update from Hosted Weblate by @weblate in #1198
• Bump symfony/dotenv from 7.1.3 to 7.1.6 by @dependabot in #1202
• Bump symfony/ux-autocomplete from 2.19.2 to 2.21.0 by @dependabot in #1199
• Bump symfonycasts/verify-email-bundle from 1.17.0 to 1.17.1 by @dependabot in #1194
• Fix dead instance query by allowing lastSuccessfulDeliver is null by @melroy89 in #1204
• increase pm.max_children by @TheVillageGuy in #1206
• Bump symfony/runtime from 7.1.1 to 7.1.7 in the php group by @dependabot in #1207
• Bump the php group with 4 updates by @dependabot in #1209
• Fix private comments being retrieved via API by @BentiGorlich in #1208
• Fix delivering to oneself by @BentiGorlich in #1211
• Bump symfony/ux-chartjs from 2.20.0 to 2.21.0 by @dependabot in #1215
• Bump symfony/uid from 7.1.5 to 7.1.6 by @dependabot in #1214
• Bump symfony/expression-language from 7.1.4 to 7.1.6 by @dependabot in #1212
• Bump symfony/css-selector from 7.1.1 to 7.1.6 by @dependabot in #1213
• Translations update from Hosted Weblate by @weblate in #1216
• Fix Symfony security issues by @melroy89 in #1222
• Improve Nginx logging, by introducing a separate inbox log by @melroy89 in #1217
• Add Valkey in header by @melroy89 in #1228
• Translations update from Hosted Weblate by @weblate in #1229
• Improved PostgreSQL config & setup by @melroy89 in #1231
• Fix ms to μs by @melroy89 in #1234
• Fine-tune messenger retry strategy by @melroy89 in #1218
• Use keepalive (requires a upstream block) + Open file cache by @melroy89 in #1221
• Update to v1.7.3 by @melroy89 in #1237

Full Changelog: v1.7.2...v1.7.3