chore(release): reconcile 0.16.0-beta.1 into main (#9301)

Brings the version shipped in v0.16.0-beta.1 into main: workspace versions and internal dependency ranges, exactly as tagged. The changelog entries on main already match the tag.

packages/cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@getpaseo/cli",
-  "version": "0.15.4",
+  "version": "0.16.0-beta.1",
   "description": "Paseo CLI - control your AI coding agents from the command line",
   "license": "Apache-2.0",
   "bin": {
@@ -29,9 +29,9 @@
   },
   "dependencies": {
     "@clack/prompts": "^1.0.0",
-    "@getpaseo/client": "0.15.4",
-    "@getpaseo/protocol": "0.15.4",
-    "@getpaseo/server": "0.15.4",
+    "@getpaseo/client": "0.16.0-beta.1",
+    "@getpaseo/protocol": "0.16.0-beta.1",
+    "@getpaseo/server": "0.16.0-beta.1",
     "chalk": "^5.3.0",
     "commander": "^12.0.0",
     "mime-types": "^2.1.35",