Update docs to use CDN URL for registry

Change all references from GitHub releases to
https://cdn.agentclientprotocol.com/registry/v1/latest/

Author: ignatov

.docs/registry.mdx

@@ -10,7 +10,7 @@ The ACP Registry provides a machine-readable index of all registered agents.
 The registry is published as a JSON file on every release:
 
 ```
-https://github.com/agentclientprotocol/registry/releases/latest/download/registry.json
+https://cdn.agentclientprotocol.com/registry/v1/latest/registry.json
 ```
 
 ## Schema
@@ -117,7 +117,7 @@ For packages published to PyPI:
 The full JSON Schema is available at:
 
 ```
-https://github.com/agentclientprotocol/registry/releases/latest/download/agent.schema.json
+https://cdn.agentclientprotocol.com/registry/v1/latest/agent.schema.json
 ```
 
 Use it to validate your agent configuration before submitting.

.github/workflows/build_registry.py

@@ -41,9 +41,7 @@
 }
 
 # Can be overridden via environment variable
-DEFAULT_BASE_URL = (
-    "https://github.com/agentclientprotocol/registry/releases/latest/download"
-)
+DEFAULT_BASE_URL = "https://cdn.agentclientprotocol.com/registry/v1/latest"
 
 # Icon requirements
 PREFERRED_ICON_SIZE = 16

README.md

@@ -24,7 +24,7 @@ A registry of agents and extensions implementing the [Agent Client Protocol, ACP
 Fetch the registry index:
 
 ```
-https://github.com/agentclientprotocol/registry/releases/latest/download/registry.json
+https://cdn.agentclientprotocol.com/registry/v1/latest/registry.json
 ```
 
 ## Documentation Site

agent.schema.json

@@ -1,6 +1,6 @@
 {
   "$schema": "http://json-schema.org/draft-07/schema#",
-  "$id": "https://github.com/agentclientprotocol/registry/releases/latest/download/agent.schema.json",
+  "$id": "https://cdn.agentclientprotocol.com/registry/v1/latest/agent.schema.json",
   "title": "ACP Agent",
   "description": "Schema for ACP agent registry entries",
   "type": "object",

registry.schema.json

@@ -1,6 +1,6 @@
 {
   "$schema": "http://json-schema.org/draft-07/schema#",
-  "$id": "https://github.com/agentclientprotocol/registry/releases/latest/download/registry.schema.json",
+  "$id": "https://cdn.agentclientprotocol.com/registry/v1/latest/registry.schema.json",
   "title": "ACP Agent Registry",
   "description": "Schema for the aggregated ACP agent and extension registry index",
   "type": "object",