chore: bump SDK versions to 1.8.5

The v1.8.5 release only updated core/agent.rs but left SDK
manifests at 1.8.4, causing bootstrap packages to have mismatched
versions. Update all three SDK package manifests to 1.8.5.

Author: claude

sdk/node/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@a3s-lab/code",
-  "version": "1.8.4",
+  "version": "1.8.5",
   "description": "A3S Code - Native AI coding agent library for Node.js",
   "main": "index.js",
   "types": "index.d.ts",
@@ -44,11 +44,11 @@
     "test:loop": "tsx --tsconfig examples/tsconfig.json examples/test_loop_commands.ts"
   },
   "optionalDependencies": {
-    "@a3s-lab/code-darwin-arm64": "1.8.4",
-    "@a3s-lab/code-linux-x64-gnu": "1.8.4",
-    "@a3s-lab/code-linux-x64-musl": "1.8.4",
-    "@a3s-lab/code-linux-arm64-gnu": "1.8.4",
-    "@a3s-lab/code-linux-arm64-musl": "1.8.4",
-    "@a3s-lab/code-win32-x64-msvc": "1.8.4"
+    "@a3s-lab/code-darwin-arm64": "1.8.5",
+    "@a3s-lab/code-linux-x64-gnu": "1.8.5",
+    "@a3s-lab/code-linux-x64-musl": "1.8.5",
+    "@a3s-lab/code-linux-arm64-gnu": "1.8.5",
+    "@a3s-lab/code-linux-arm64-musl": "1.8.5",
+    "@a3s-lab/code-win32-x64-msvc": "1.8.5"
   }
 }

sdk/python-bootstrap/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "a3s-code"
-version = "1.8.4"
+version = "1.8.5"
 description = "A3S Code Python bootstrap package that fetches platform-native binaries from GitHub Releases"
 readme = "../python/README.md"
 license = { text = "MIT" }

sdk/python/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "a3s-code"
-version = "1.8.4"
+version = "1.8.5"
 description = "A3S Code - Native Python bindings for the AI coding agent"
 readme = "README.md"
 license = {text = "MIT"}