Merge remote-tracking branch 'origin/v2/main' into 1579-wave-1

# Conflicts:
#	AGENTS.md
#	clients/cli/README.md
#	clients/web/src/App.test.tsx
#	clients/web/src/App.tsx
#	clients/web/src/test/core/auth/utils.test.ts
#	core/mcp/node/transport.ts
#	test-servers/src/composable-test-server.ts

test-servers/src/preset-registry.ts

@@ -12,6 +12,7 @@ import type {
 } from "./composable-test-server.js";
 import {
   createEchoTool,
+  createGetEnvTool,
   createAddTool,
   createGetSumTool,
   createWriteToStderrTool,
@@ -80,6 +81,9 @@ function resolveToolPreset(
   switch (name) {
     case "echo":
       return createEchoTool();
+    case "get-env":
+    case "get_env":
+      return createGetEnvTool();
     case "add":
       return createAddTool();
     case "get_sum":