Update TeamCity agent images in docker-compose.yml, refresh error logs for August 2025, and remove outdated log files from May 2025.

https_portal/log/error.log

@@ -1 +1,3 @@
-2025/05/23 03:45:01 [notice] 417774#417774: signal process started
+2025/08/29 03:45:02 [notice] 3420240#3420240: signal process started
+2025/08/29 10:17:49 [notice] 260#260: signal process started
+2025/08/30 15:23:42 [notice] 260#260: signal process started

https_portal/log/error.log-20250523

@@ -1 +0,0 @@
-2025/05/22 03:45:01 [notice] 196369#196369: signal process started

https_portal/log/error.log-20250829

@@ -0,0 +1,4 @@
+2025/08/28 03:45:01 [notice] 3199778#3199778: signal process started
+2025/08/29 10:17:40 [error] 2798367#2798367: *477009 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 89.141.15.117, server: teamcity.phx-erp.de, request: "GET /authenticationTest.html?csrf HTTP/2.0", upstream: "http://172.18.0.3:8111/authenticationTest.html?csrf", host: "teamcity.phx-erp.de", referrer: "https://teamcity.phx-erp.de/buildConfiguration/Master_PostAlphaCheck_CheckAlphaOnline"
+2025/08/29 10:17:40 [error] 2798367#2798367: *477009 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 89.141.15.117, server: teamcity.phx-erp.de, request: "GET /app/rest/ui/server?fields=startTime,buildNumber HTTP/2.0", upstream: "http://172.18.0.3:8111/app/rest/ui/server?fields=startTime,buildNumber", host: "teamcity.phx-erp.de", referrer: "https://teamcity.phx-erp.de/buildConfiguration/Master_PostAlphaCheck_CheckAlphaOnline"
+2025/08/29 10:17:40 [error] 2798367#2798367: *477009 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 89.141.15.117, server: teamcity.phx-erp.de, request: "POST /subscriptions.html HTTP/2.0", upstream: "http://172.18.0.3:8111/subscriptions.html", host: "teamcity.phx-erp.de", referrer: "https://teamcity.phx-erp.de/buildConfiguration/Master_PostAlphaCheck_CheckAlphaOnline"

https_portal/log/logrotate.log

@@ -0,0 +1,22 @@
+reading config file /etc/logrotate.d/nginx
+olddir is now /var/log/nginx
+Creating stub state file: /var/lib/logrotate/logrotate.status
+Reading state from file: /var/lib/logrotate/logrotate.status
+Allocating hash table for state file, size 64 entries
+
+Handling 1 logs
+
+rotating pattern: /var/log/nginx/*.log  after 1 days (30 rotations)
+olddir is /var/log/nginx, empty log files are not rotated, old logs are removed
+considering log /var/log/nginx/error.log
+Creating new state
+  Now: 2025-08-30 03:45
+  Last rotated at 2025-08-30 03:00
+  log does not need rotating (log has already been rotated)
+considering log /var/log/nginx/logrotate.log
+Creating new state
+  Now: 2025-08-30 03:45
+  Last rotated at 2025-08-30 03:00
+  log does not need rotating (log has already been rotated)
+not running prerotate script, since no logs will be rotated
+not running postrotate script, since no logs were rotated