docs(enterprise): add v1.12.2 release notes

- Add v1.12.2 as first official v1.12.x release (2025-09-15)
- Include all v1.12.0 and v1.12.1 features since they weren't officially released
- Add v1.12.2-specific bug fix for SSH key usage
- Update latest patch version to 1.12.2 in products.yml
- Add reusable PR template for future v1.x releases
- Add span tag for backward compatibility with v1.12.x links

Closes influxdata/docs-v2#6381

.github/pull_request_template/influxdb_v1_release.md

@@ -0,0 +1,55 @@
+## InfluxDB v1 Release Documentation
+
+**Release Version:** v1.x.x  
+**Release Type:** [ ] OSS [ ] Enterprise [ ] Both
+
+### Description
+Brief description of the release and documentation changes.
+
+### Release Documentation Checklist
+
+#### Release Notes
+- [ ] Generate release notes from changelog
+  - [ ] OSS: Use commit messages from GitHub release tag `https://github.com/influxdata/influxdb/releases/tag/v1.x.x`
+  - [ ] Enterprise: Use `https://dl.influxdata.com/enterprise/nightlies/master/CHANGELOG.md`
+  - [ ] **Note**: For Enterprise releases, include important updates, features, and fixes from the corresponding OSS tag
+- [ ] Update release notes in appropriate location
+  - [ ] OSS: `/content/influxdb/v1/about_the_project/releasenotes-changelog.md`
+  - [ ] Enterprise: `/content/enterprise_influxdb/v1/about-the-project/release-notes.md`
+- [ ] Ensure release notes follow documentation formatting standards
+
+#### Version Updates
+- [ ] Update patch version in `/data/products.yml`
+  - [ ] OSS: `influxdb > v1 > latest`
+  - [ ] Enterprise: `enterprise_influxdb > v1 > latest`
+- [ ] Update version references in documentation
+  - [ ] Installation guides
+  - [ ] Docker documentation
+  - [ ] Download links
+  - [ ] Code examples with version-specific commands
+
+#### Content Verification
+- [ ] Review breaking changes and update migration guides if needed
+- [ ] Update compatibility matrices if applicable
+- [ ] Verify all download links work correctly
+- [ ] Check that version-specific features are documented
+
+#### Testing
+- [ ] Build documentation locally and verify changes render correctly
+- [ ] Test all updated links
+- [ ] Run link validation: `yarn test:links content/influxdb/v1/**/*.md`
+- [ ] Run link validation: `yarn test:links content/enterprise_influxdb/v1/**/*.md`
+
+### Related Resources
+- DAR Issue: #
+- OSS Release: https://github.com/influxdata/influxdb/releases/tag/v1.x.x
+- Enterprise Changelog: https://dl.influxdata.com/enterprise/nightlies/master/CHANGELOG.md
+- Slack Discussion: [Link to #releases thread]
+
+### Post-Merge Actions
+- [ ] Verify documentation is deployed to production
+- [ ] Announce in #docs channel
+- [ ] Close related DAR issue(s)
+
+---
+**Note:** For Enterprise releases, ensure you have access to the Enterprise changelog and coordinate with the release team for timing.

content/enterprise_influxdb/v1/about-the-project/release-notes.md

@@ -11,12 +11,9 @@ alt_links:
   v1: /influxdb/v1/about_the_project/release-notes/
 ---
 
-## v1.12.x {date="TBD"}
+<span id="v1.12.x"></span>
 
-> [!Important]
-> #### Pre-release documentation
->
-> This release is not yet available. [**v{{% latest-patch %}}**](#v1118) is the latest InfluxDB Enterprise v1 release.
+## v1.12.2 {date="2025-09-15"}
 
 > [!Important]
 > #### Upgrade meta nodes first
@@ -24,61 +21,40 @@ alt_links:
 > When upgrading to InfluxDB Enterprise 1.12.1+, upgrade meta nodes before
 > upgrading data nodes.
 
-## Features
+### Features
 
 - Add additional log output when using
   [`influx_inspect buildtsi`](/enterprise_influxdb/v1/tools/influx_inspect/#buildtsi) to
   rebuild the TSI index.
-<!-- TODO: Uncomment with 1.12.x release:
 - Use [`influx_inspect export`](/enterprise_influxdb/v1/tools/influx_inspect/#export) with
   [`-tsmfile` option](/enterprise_influxdb/v1/tools/influx_inspect/#--tsmfile-tsm_file-) to
   export a single TSM file.
--->
-<!-- TODO: Remove with 1.12.x release: -->
-- Use [`influx_inspect export`](/enterprise_influxdb/v1/tools/influx_inspect/#export) with
-  `-tsmfile` option to
-  export a single TSM file.
 - Add `-m` flag to the [`influxd-ctl show-shards` command](/enterprise_influxdb/v1/tools/influxd-ctl/show-shards/)
   to output inconsistent shards.
 - Allow the specification of a write window for retention policies.
 - Add `fluxQueryRespBytes` metric to the `/debug/vars` metrics endpoint.
 - Log whenever meta gossip times exceed expiration.
-<!-- TODO: Uncomment with 1.12.x release:
 - Add [`query-log-path` configuration option](/enterprise_influxdb/v1/administration/configure/config-data-nodes/#query-log-path)
   to data nodes.
 - Add [`aggressive-points-per-block` configuration option](/influxdb/v1/administration/config/#aggressive-points-per-block)
   to prevent TSM files from not getting fully compacted.
--->
-<!-- TODO: Remove with 1.12.x release: -->
-- Add `query-log-path` configuration option  to data nodes.
-- Add `aggressive-points-per-block` configuration option to prevent TSM files from not getting fully compacted.
 - Log TLS configuration settings on startup.
 - Check for TLS certificate and private key permissions.
 - Add a warning if the TLS certificate is expired.
 - Add authentication to the Raft portal and add the following related _data_
   node configuration options:
-  <!-- Uncomment with 1.12.x release
   - [`[meta].raft-portal-auth-required`](/enterprise_influxdb/v1/administration/configure/config-data-nodes/#raft-portal-auth-required)
   - [`[meta].raft-dialer-auth-required`](/enterprise_influxdb/v1/administration/configure/config-data-nodes/#raft-dialer-auth-required)
-  -->
-  <!-- TODO: Remove with 1.12.x release: -->
-  - `[meta].raft-portal-auth-required`
-  - `[meta].raft-dialer-auth-required`
 - Improve error handling.
 - InfluxQL updates:
   - Delete series by retention policy.
-
-  <!-- TODO: Uncomment with 1.12.x release:
   - Allow retention policies to discard writes that fall within their range, but
     outside of [`FUTURE LIMIT`](/enterprise_influxdb/v1/query_language/manage-database/#future-limit)
     and [`PAST LIMIT`](/enterprise_influxdb/v1/query_language/manage-database/#past-limit).
-  -->
-  <!-- TODO: Remove with 1.12.x release: -->
-  - Allow retention policies to discard writes that fall within their range, but
-    outside of `FUTURE LIMIT` and `PAST LIMIT`.
 
-## Bug fixes
+### Bug fixes
 
+- Fixed SSH key usage for cloning PCL/HT.
 - Log rejected writes to subscriptions.
 - Update `xxhash` and avoid `stringtoslicebyte` in the cache.
 - Prevent a panic when a shard group has no shards.
@@ -89,7 +65,7 @@ alt_links:
 - Update the `/shard-status` API to return the correct result and use a
   consistent "idleness" definition for shards.
 
-## Other
+### Other
 
 - Update Go to 1.23.5.
 - Upgrade Flux to v0.196.1.

data/products.yml

@@ -183,9 +183,9 @@ enterprise_influxdb:
   menu_category: self-managed
   list_order: 5
   versions: [v1]
-  latest: v1.11
+  latest: v1.12
   latest_patches:
-    v1: 1.11.8
+    v1: 1.12.2
   ai_sample_questions:
   - How can I configure my InfluxDB v1 Enterprise server?
   - How do I replicate data between InfluxDB v1 Enterprise and OSS?