Add Fleet/Agent 8.6.0 release notes

docs/en/ingest-management/index.asciidoc

@@ -171,7 +171,7 @@ include::troubleshooting/troubleshooting.asciidoc[leveloffset=+2]
 
 include::troubleshooting/faq.asciidoc[leveloffset=+2]
 
-include::release-notes/release-notes-8.5.asciidoc[leveloffset=+1]
+include::release-notes/release-notes-8.6.asciidoc[leveloffset=+1]
 
 include::elastic-agent/install-fleet-managed-agent.asciidoc[leveloffset=+2]
 

docs/en/ingest-management/release-notes/release-notes-8.6.asciidoc

@@ -0,0 +1,240 @@
+// Use these for links to issue and pulls.
+:kibana-issue: https://github.com/elastic/kibana/issues/
+:kibana-pull: https://github.com/elastic/kibana/pull/
+:beats-issue: https://github.com/elastic/beats/issues/
+:beats-pull: https://github.com/elastic/beats/pull/
+:agent-libs-pull: https://github.com/elastic/elastic-agent-libs/pull/
+:agent-issue: https://github.com/elastic/elastic-agent/issues/
+:agent-pull: https://github.com/elastic/elastic-agent/pull/
+:fleet-server-issue: https://github.com/elastic/fleet-server/issues/
+:fleet-server-pull: https://github.com/elastic/fleet-server/pull/
+
+[[release-notes]]
+= Release notes
+
+This section summarizes the changes in each release.
+
+* <<release-notes-8.6.0>>
+
+Also see:
+
+* {kibana-ref}/release-notes.html[{kib} release notes]
+* {beats-ref}/release-notes.html[{beats} release notes]
+
+// begin 8.6.0 relnotes
+
+[[release-notes-8.6.0]]
+== {fleet} and {agent} 8.6.0
+
+Review important information about the {fleet} and {agent} 8.6.0 release.
+
+[discrete]
+[[breaking-changes-8.6.0]]
+=== Breaking changes
+
+Breaking changes can prevent your application from optimal operation and
+performance. Before you upgrade, review the breaking changes, then mitigate the
+impact to your application.
+
+[discrete]
+[[breaking-1994]]
+.Each input in an agent policy must have a unique ID 
+[%collapsible]
+====
+*Details* +
+Each input in an agent policy must have a unique ID, like `id: my-unique-input-id`.
+This change only affects standalone agents. Unique IDs are automatically generated in
+agent policies managed by {fleet}. For more information, refer to
+{agent-pull}/1994[#1994]
+
+*Impact* +
+Make sure that your standalone agent policies have a unique ID.
+====
+
+[discrete]
+[[breaking-1140]]
+.Diagnostics `--pprof` argument has been removed and is now always provided
+[%collapsible]
+====
+*Details* +
+The `diagnostics` command gathers diagnostic information about the {agent} and
+each component/unit it runs. Starting in 8.6.0, the `--pprof`
+argument is no longer available because `pprof` information is now always
+provided. For more information, refer to {agent-pull}1140[#1140].
+
+*Impact* +
+Remove the `--pprof` argument from any scripts or commands you use.
+====
+
+[discrete]
+[[known-issues-8.6.0]]
+=== Known issues
+
+[discrete]
+[[known-issue-issue-2066]]
+.Osquery live query results can take up to five minutes to show up in {kib}
+[%collapsible]
+====
+*Details* +
+A known issue in {agent} may prevent live query results from being available
+in the {kib} UI even though the results have been successfully sent to {es}. 
+For more information, refer to {agent-issue}2066[#2066].
+
+*Impact* +
+Be aware that the live query results shown in {kib} may be delayed by up to 5 minutes.
+====
+
+[discrete]
+[[new-features-8.6.0]]
+=== New features
+
+The 8.6.0 release adds the following new and notable features.
+
+{fleet}::
+* Differentiate kubernetes integration multipage experience {kibana-pull}145224[#145224]
+* Add prerelease toggle to Integrations list {kibana-pull}143853[#143853]
+* Add link to allow users to skip multistep add integration workflow {kibana-pull}143279[#143279]
+* Add new action for single agents to request diagnostics {kibana-pull}142369[#142369]
+
+{agent}::
+* Upgrade Node to version 18.12.0 {agent-pull}1657[#1657] 
+* Add experimental support for running the elastic-agent-shipper {agent-pull}1527[#1527] {agent-issue}219[#219]
+* Collect logs from sub-processes via stdout and stderr and write them to a single, unified Elastic Agent log file {agent-pull}1702[#1702] {agent-issue}221[#221]
+* Remove inputs when all streams are removed {agent-pull}1869[#1869] {agent-issue}1868[#1868]
+* No longer restart {agent} on log level change {agent-pull}1914[#1914] {agent-issue}1896[#1896]
+* Add `inspect components` command to inspect the computed components/units model of the current configuration (for example, `elastic-agent inspect components`) {agent-pull}1701[#1701] {agent-issue}836[#836]
+* Add support for the Common Expression Language (CEL) {filebeat} input type {agent-pull}1719[#1719]
+* Only support {es} as an output for the beta synthetics integration {agent-pull}1491[#1491]
+
+[discrete]
+[[enhancements-8.6.0]]
+=== Enhancements
+
+{fleet}::
+* Add `?full` option to get package info endpoint to return all package fields {kibana-pull}144343[#144343]
+
+{agent}::
+* Health Status: {agent} now indicates detailed status information for each sub-process and input type {fleet-server-pull}1747[#1747] {agent-issue}100[#100]
+
+[discrete]
+[[bug-fixes-8.6.0]]
+=== Bug fixes
+
+{fleet}::
+* Only show {fleet}-managed data streams on data streams list page {kibana-pull}143300[#143300]
+* Fix synchronization bug in {fleet-server} that can lead to {es} being flooded by requests to `/.fleet-actions/_fleet/_fleet_search` {fleet-server-pull}2205[#2205].
+
+{agent}::
+* {agent} now uses the locally bound port (8221) when running {fleet-server} instead of the external port (8220 {agent-pull}1867[#1867]
+* Correctly preserve the {filebeat} registry and other persistent input states during upgrades to eliminate event duplication after upgrades {agent-pull}1701[#1701] {agent-issue}836[#836]
+// end 8.6.0 relnotes
+
+
+// ---------------------
+//TEMPLATE
+//Use the following text as a template. Remember to replace the version info.
+
+// begin 8.6.x relnotes
+
+//[[release-notes-8.6.x]]
+//== {fleet} and {agent} 8.6.x
+
+//Review important information about the {fleet} and {agent} 8.6.x release.
+
+//[discrete]
+//[[security-updates-8.6.x]]
+//=== Security updates
+
+//{fleet}::
+//* add info
+
+//{agent}::
+//* add info
+
+//[discrete]
+//[[breaking-changes-8.6.x]]
+//=== Breaking changes
+
+//Breaking changes can prevent your application from optimal operation and
+//performance. Before you upgrade, review the breaking changes, then mitigate the
+//impact to your application.
+
+//[discrete]
+//[[breaking-PR#]]
+//.Short description
+//[%collapsible]
+//====
+//*Details* +
+//<Describe new behavior.> For more information, refer to {kibana-pull}PR[#PR].
+
+//*Impact* +
+//<Describe how users should mitigate the change.> For more information, refer to {fleet-guide}/fleet-server.html[Fleet Server].
+//====
+
+//[discrete]
+//[[known-issues-8.6.x]]
+//=== Known issues
+
+//[[known-issue-issue#]]
+//.Short description
+//[%collapsible]
+//====
+
+//*Details*
+
+//<Describe known issue.>
+
+//*Impact* +
+
+//<Describe impact or workaround.>
+
+//====
+
+//[discrete]
+//[[deprecations-8.6.x]]
+//=== Deprecations
+
+//The following functionality is deprecated in 8.6.x, and will be removed in
+//8.6.x. Deprecated functionality does not have an immediate impact on your
+//application, but we strongly recommend you make the necessary updates after you
+//upgrade to 8.6.x.
+
+//{fleet}::
+//* add info
+
+//{agent}::
+//* add info
+
+//[discrete]
+//[[new-features-8.6.x]]
+//=== New features
+
+//The 8.6.x release adds the following new and notable features.
+
+//{fleet}::
+//* add info
+
+//{agent}::
+//* add info
+
+//[discrete]
+//[[enhancements-8.6.x]]
+//=== Enhancements
+
+//{fleet}::
+//* add info
+
+//{agent}::
+//* add info
+
+//[discrete]
+//[[bug-fixes-8.6.x]]
+//=== Bug fixes
+
+//{fleet}::
+//* add info
+
+//{agent}::
+//* add info
+
+// end 8.6.x relnotes