Alan/cmon polish

Cargo.toml

@@ -8,8 +8,10 @@ members = [
     "common",
     "control-client",
     "cmon",
+    "cmon-common",
     "crudd",
     "crutest",
+    "ctop",
     "downstairs",
     "downstairs-api",
     "downstairs-types",
@@ -90,6 +92,7 @@ proptest = "1.9.0"
 rayon = "1.11.0"
 rand = { version = "0.9.2", features = [ "small_rng"] }
 rand_chacha = "0.9.0"
+ratatui = "0.28"
 reedline = "0.43.0"
 rangemap = "1.7.0"
 reqwest = { version = "0.12", features = ["default", "blocking", "json", "stream"] }
@@ -140,6 +143,7 @@ oximeter = { git = "https://github.com/oxidecomputer/omicron", branch = "main" }
 oximeter-producer = { git = "https://github.com/oxidecomputer/omicron", branch = "main" }
 
 # local path
+cmon-common = { path = "./cmon-common" }
 crucible = { path = "./upstairs" }
 crucible-agent-api = { path = "./agent-api" }
 crucible-agent-client = { path = "./agent-client" }

cmon-common/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "cmon-common"
+version = "0.1.0"
+license = "MPL-2.0"
+edition = "2024"
+
+[dependencies]
+crucible.workspace = true
+serde.workspace = true
+strum.workspace = true
+strum_macros.workspace = true
+crucible-workspace-hack.workspace = true
+
+# Optional dependency for clap integration
+clap = { workspace = true, optional = true }
+
+[features]
+# Enable clap ValueEnum derive for DtraceDisplay
+clap = ["dep:clap"]