[CHANGE] Use narrower selectors for StatefulSet informers in Alertmanager and ThanosRuler controllers. It is recommended to upgrade from v0.85.0 (at least). #8246
[CHANGE] Reject EC2/Lightsail SD for Prometheus >= 3.8.0 in ScrapeConfig CRD. #8175
[FEATURE] Add podManagementPolicy field to Prometheus, PrometheusAgent, Alertmanager and ThanosRuler CRDs. #8119
[FEATURE] Add updateStrategy field to Prometheus, PrometheusAgent, Alertmanager and ThanosRuler CRDs. #8202
[FEATURE] Add scrapeNativeHistograms field to Prometheus, PrometheusAgent, ServiceMonitor, PodMonitor, Probe and ScrapeConfig CRDs. #8102
[FEATURE] Add scope field to AzureAD remote write configuration. #8240
[FEATURE] Add workloadIdentity field to AzureAD remote write configuration. #7998
[FEATURE] Add support for PrometheusRule fields groupLabels and queryOffset in ThanosRuler. #8137
[FEATURE] Add slackAppToken and slackAppUrl fields to Alertmanager global config for Slack App support. #8238
[FEATURE] Add incident.io receiver support to Alertmanager config secret. #8190 #8245 #8228
[FEATURE] Add Mattermost receiver support to Alertmanager config secret. #8188
[FEATURE] Add apiType field to Jira receiver in Alertmanager config secret. #8218
[FEATURE] Add timeout field to PagerDuty receiver in AlertmanagerConfig CRD. #8162
[FEATURE] Add timeout field to Slack receiver in AlertmanagerConfig CRD. #8161
[ENHANCEMENT] Use minReadySeconds to set --dispatch.start-delay in Alertmanager. #8177 #8201
[ENHANCEMENT] Expose native histograms in operator metrics. #8194
[ENHANCEMENT] Add NoSelectedResources reason to status conditions. #8124
[ENHANCEMENT] Add enableHttp2 and followRedirects fields to HTTP configuration for Probe CRD. #8112
[ENHANCEMENT] Add CEL validations for DaemonSet mode in PrometheusAgent CRD (requires the PrometheusAgentDaemonSetFeature featuregate). #7881
[ENHANCEMENT] Improve validation for Pushover, PagerDuty and VictorOps receivers in AlertmanagerConfig CRD. #8239 #8113 #8220
[ENHANCEMENT] Add apiURL validation for WeChat, OpsGenie and Telegram receivers in AlertmanagerConfig CRD. #8196 #8206 #8199