docs: note ai-dev-kit deprecation in README + experimental/README

README.md

@@ -73,8 +73,10 @@ Stable skills shipped from [`skills/`](./skills/):
 ## Experimental Skills
 
 The [`experimental/`](./experimental/) directory contains additional skills
-imported from [databricks-solutions/ai-dev-kit](https://github.com/databricks-solutions/ai-dev-kit)
-on a **best-effort basis**.
+originally imported from
+[databricks-solutions/ai-dev-kit](https://github.com/databricks-solutions/ai-dev-kit)
+(now deprecated — this repo is the source of truth going forward) on a
+**best-effort basis**.
 
 - Experimental skills are **not officially supported** — they may be used, but
   do not follow the same review / quality bar as the stable skills under

experimental/README.md

@@ -1,18 +1,20 @@
 > ⚠️ **Experimental: best-effort, not officially supported**
 >
-> The skills in this directory are imported from
+> The skills in this directory were originally imported from
 > [databricks-solutions/ai-dev-kit](https://github.com/databricks-solutions/ai-dev-kit)
-> on a best-effort basis. They may be useful, but they are **not officially
-> supported** as part of `databricks-agent-skills`:
+> on a best-effort basis. **`ai-dev-kit` is now deprecated** —
+> `databricks/databricks-agent-skills` is the canonical home for these skills
+> going forward, and updates land here directly rather than via re-sync.
+>
+> They are still **not officially supported** as part of `databricks-agent-skills`:
 >
 > - They do not follow the same review / quality bar as the skills in
 >   [`../skills/`](../skills/).
-> - They may be out of date relative to upstream `ai-dev-kit`.
 > - They are not installed by `databricks aitools install` by default —
 >   you have to opt in (see the root README).
 >
 > File issues against this directory in this repo; do not file issues against
-> `ai-dev-kit` for skills installed via `databricks-agent-skills`.
+> the deprecated `ai-dev-kit` repo.
 
 ---