yaml: mark "Env" experimental for now

The syntax and the behavior of this field is still under discussion (PR 200),
so this field is treated as experimental in the next upcoming release (v0.6.3).

Probably we can move this out of experimental in v0.6.4.

Signed-off-by: Akihiro Suda <[email protected]>

Author: AkihiroSuda

pkg/limayaml/default.yaml

@@ -165,7 +165,10 @@ network:
 #     hostPortRange: [1024, 65535]
 #   # Any port still not matched by a rule will not be forwarded (ignored)
 
-# # extra environment variables that will be loaded into the VM at start up
+# Extra environment variables that will be loaded into the VM at start up.
+# These variables are currently only consumed by internal init scripts, not by the user shell.
+# This field is experimental and may change in a future release of Lima.
+# https://github.com/lima-vm/lima/pull/200
 # env:
 #   KEY: value
 

pkg/limayaml/limayaml.go

@@ -21,7 +21,7 @@ type LimaYAML struct {
 	Probes       []Probe            `yaml:"probes,omitempty"`
 	PortForwards []PortForward      `yaml:"portForwards,omitempty"`
 	Network      Network            `yaml:"network,omitempty"`
-	Env          map[string]*string `yaml:"env,omitempty"`
+	Env          map[string]*string `yaml:"env,omitempty"` // EXPERIMENAL, see default.yaml
 }
 
 type Arch = string