fix: make Mithril dependency optional

Cargo.toml

@@ -45,7 +45,11 @@ tokio-stream = { version = "0.1.14", features = ["sync"] }
 futures-util = "0.3.28"
 async-stream = "0.3.5"
 serde_with = "3.4.0"
-mithril-client = "0.5.7"
+mithril-client = { version = "0.5.7", optional = true }
 
 [dev-dependencies]
 tempfile = "3.3.0"
+
+[features]
+mithril = ["mithril-client"]
+default = ["mithril"]

src/bin/dolos/common.rs

@@ -33,6 +33,7 @@ pub fn open_data_stores(config: &crate::Config) -> Result<Stores, Error> {
     Ok((wal, chain, ledger))
 }
 
+#[allow(dead_code)]
 pub fn destroy_data_stores(config: &crate::Config) -> Result<(), Error> {
     let rolldb_path = define_rolldb_path(config);
 

src/bin/dolos/main.rs

@@ -4,22 +4,26 @@ use serde::Deserialize;
 use serde_with::{serde_as, DisplayFromStr};
 use std::path::PathBuf;
 
-mod bootstrap;
 mod common;
 mod daemon;
 mod data;
 mod eval;
 mod serve;
 mod sync;
 
+#[cfg(feature = "mithril")]
+mod bootstrap;
+
 #[derive(Debug, Subcommand)]
 enum Command {
     Daemon(daemon::Args),
     Sync(sync::Args),
-    Bootstrap(bootstrap::Args),
     Data(data::Args),
     Serve(serve::Args),
     Eval(eval::Args),
+
+    #[cfg(feature = "mithril")]
+    Bootstrap(bootstrap::Args),
 }
 
 #[derive(Debug, Parser)]
@@ -102,10 +106,12 @@ fn main() -> Result<()> {
     match args.command {
         Command::Daemon(x) => daemon::run(config, &x)?,
         Command::Sync(x) => sync::run(&config, &x)?,
-        Command::Bootstrap(x) => bootstrap::run(&config, &x)?,
         Command::Data(x) => data::run(&config, &x)?,
         Command::Serve(x) => serve::run(config, &x)?,
         Command::Eval(x) => eval::run(&config, &x)?,
+
+        #[cfg(feature = "mithril")]
+        Command::Bootstrap(x) => bootstrap::run(&config, &x)?,
     };
 
     Ok(())