dep: rm confy as a dep (#10290)

Co-authored-by: Alexey Shekhirin <a.shekhirin@gmail.com>

crates/cli/commands/Cargo.toml

@@ -58,7 +58,6 @@ secp256k1 = { workspace = true, features = ["global-context", "rand-std", "recov
 
 # io
 fdlimit.workspace = true
-confy.workspace = true
 toml = { workspace = true, features = ["display"] }
 
 # tui

crates/cli/commands/src/common.rs

@@ -65,7 +65,8 @@ impl EnvironmentArgs {
         }
 
         let config_path = self.config.clone().unwrap_or_else(|| data_dir.config());
-        let mut config: Config = confy::load_path(config_path)
+
+        let mut config = Config::from_path(config_path)
             .inspect_err(
                 |err| warn!(target: "reth::cli", %err, "Failed to load config file, using default"),
             )

crates/cli/commands/src/config_cmd.rs

@@ -25,11 +25,12 @@ impl Command {
             Config::default()
         } else {
             let path = self.config.clone().unwrap_or_default();
-            // confy will create the file if it doesn't exist; we don't want this
+            // Check if the file exists
             if !path.exists() {
                 bail!("Config file does not exist: {}", path.display());
             }
-            confy::load_path::<Config>(&path)
+            // Read the configuration file
+            Config::from_path(&path)
                 .wrap_err_with(|| format!("Could not load config file: {}", path.display()))?
         };
         println!("{}", toml::to_string_pretty(&config)?);

crates/cli/commands/src/p2p/mod.rs

@@ -74,13 +74,15 @@ pub enum Subcommands {
     // RLPx utilities
     Rlpx(rlpx::Command),
 }
+
 impl Command {
     /// Execute `p2p` command
     pub async fn execute(self) -> eyre::Result<()> {
         let data_dir = self.datadir.clone().resolve_datadir(self.chain.chain);
         let config_path = self.config.clone().unwrap_or_else(|| data_dir.config());
 
-        let mut config: Config = confy::load_path(&config_path).unwrap_or_default();
+        // Load configuration
+        let mut config = Config::from_path(&config_path).unwrap_or_default();
 
         config.peers.trusted_nodes.extend(self.network.trusted_peers.clone());