Refactor public API around environments

docs/install.md

@@ -2,9 +2,8 @@
 
 ## Requirements
 
-- Linux host
+- Linux x86_64 host
 - Python 3.12+
-- Git LFS
 - `/dev/kvm`
 
 If you want outbound guest networking:
@@ -21,10 +20,16 @@ Run the MCP server directly from the package without a manual install:
 uvx --from pyro-mcp pyro mcp serve
 ```
 
-Run one command in a sandbox:
+Run one command in a curated environment:
 
 ```bash
-uvx --from pyro-mcp pyro run --profile debian-git --vcpu-count 1 --mem-mib 1024 -- git --version
+uvx --from pyro-mcp pyro run debian:12 --vcpu-count 1 --mem-mib 1024 -- git --version
+```
+
+Inspect the official environment catalog:
+
+```bash
+uvx --from pyro-mcp pyro env list
 ```
 
 ## Installed CLI
@@ -32,6 +37,7 @@ uvx --from pyro-mcp pyro run --profile debian-git --vcpu-count 1 --mem-mib 1024
 ```bash
 uv tool install .
 pyro --version
+pyro env list
 pyro doctor
 ```