Prepare azure.ai.agents 0.1.29-preview patch release (#7992)

* Initial plan

* Prepare azure.ai.agents 0.1.29-preview patch release

Agent-Logs-Url: https://github.com/Azure/azure-dev/sessions/15418917-9233-4880-971b-eb3237b19a92

Co-authored-by: trangevi <26490000+trangevi@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: trangevi <26490000+trangevi@users.noreply.github.com>

Author: Copilot

cli/azd/extensions/azure.ai.agents/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Release History
 
+## 0.1.29-preview (2026-04-30)
+
+- [[#7984]](https://github.com/Azure/azure-dev/pull/7984) Fix `postdeployHandler` to skip post-deploy processing when the project has no hosted agent services, preventing errors on non-agent projects.
+- [[#7974]](https://github.com/Azure/azure-dev/pull/7974) Update post-deploy output to display the agent invocation endpoint URL.
+- [[#7966]](https://github.com/Azure/azure-dev/pull/7966) Update the `aka.ms` redirect URL used to fetch the agent templates list.
+- [[#7921]](https://github.com/Azure/azure-dev/pull/7921) Update `azd ai agent init` to load agent templates from the unified awesome-azd `templates.json` manifest, filtered by the `extension.ai.agent` type discriminator.
+
 ## 0.1.28-preview (2026-04-28)
 
 - [[#7930]](https://github.com/Azure/azure-dev/pull/7930) Fetch the hosted-agent supported regions list at runtime from a remote JSON manifest with an embedded fallback, replacing the hardcoded list; region data can now be updated without cutting an extension release.

cli/azd/extensions/azure.ai.agents/extension.yaml

@@ -5,7 +5,7 @@ displayName: Foundry agents (Preview)
 description: Ship agents with Microsoft Foundry from your terminal. (Preview)
 usage: azd ai agent <command> [options]
 # NOTE: Make sure version.txt is in sync with this version.
-version: 0.1.28-preview
+version: 0.1.29-preview
 requiredAzdVersion: ">1.23.13"
 language: go
 capabilities:

cli/azd/extensions/azure.ai.agents/version.txt

@@ -1 +1 @@
-0.1.28-preview
+0.1.29-preview