Vs Code Extension MCP timed out and program not found

What version of the VS Code extension are you using?

v0.5.8 pre-release and all the stable version

Which IDE are you using?

VS Code

What platform is your computer?

Microsoft Windows NT 10.0.26100.0 x64

What steps can reproduce the bug?

Configure the mcp settings as I did

What is the expected behavior?

MCP works, no time-out, no program not found

What do you see instead?

MCP client for `playwright` failed to start: program not found
MCP client for `serena` failed to start: request timed out
MCP client for `context7` failed to start: program not found

Additional information

Config.toml:

[mcp_servers.context7]
command = "npx"
args = ["-y", "@upstash/context7-mcp"]
startup_timeout_ms = 20_000

[mcp_servers.serena]
command = "uvx"
args = ["--from", "git+https://github.com/oraios/serena", "serena", "start-mcp-server", "--context", "codex"]
startup_timeout_ms = 20_000

[mcp_servers.playwright]
command = "npx"
args = ["@playwright/mcp@latest"]
startup_timeout_ms = 20_000