chore: Linux & FreeBSD cleanup (#96)

* update flake

* remove unused import

* adjust docs formatting

Author: wojcik91

flake.lock

@@ -25,6 +25,7 @@
       };
       rustToolchain = pkgs.rust-bin.stable.latest.default.override {
         extensions = ["rust-analyzer" "rust-src" "rustfmt" "clippy"];
+        targets = ["x86_64-unknown-linux-gnu" "armv7-unknown-linux-gnueabihf" "aarch64-unknown-linux-gnu" "x86_64-unknown-freebsd"];
       };
       # define shared build inputs
       nativeBuildInputs = with pkgs; [rustToolchain pkg-config];

flake.nix

@@ -33,15 +33,21 @@ impl WireguardInterfaceApi for WGApi<Kernel> {
     /// Add peer addresses to network routing table.
     ///
     /// For every allowed IP, it runs:
-    /// - `route -q -n add <inet> allowed_ip -interface if_name`
-    /// `ifname` - interface name while creating api
-    /// `allowed_ip`- one of [Peer](crate::Peer) allowed ip
+    /// `route -q -n add <inet> allowed_ip -interface if_name`
+    ///
+    /// Where:
+    ///   - `ifname` - interface name while creating api
+    ///   - `allowed_ip`- one of [Peer](crate::Peer) allowed ip
+    ///
     /// For `0.0.0.0/0` or `::/0`  allowed IP, it adds default routing and skips other using:
-    /// - `route -q -n add <inet> 0.0.0.0/1 -interface if_name`.
-    /// - `route -q -n add <inet> 128.0.0.0/1 -interface if_name`.
-    /// - `route -q -n add <inet> <endpoint> -gateway <gateway>`
-    /// `<endpoint>` - Add routing for every unique Peer endpoint.
-    /// `<gateway>`- Gateway extracted using `netstat -nr -f <inet>`.
+    ///  - `route -q -n add <inet> 0.0.0.0/1 -interface if_name`.
+    ///  - `route -q -n add <inet> 128.0.0.0/1 -interface if_name`.
+    ///  - `route -q -n add <inet> <endpoint> -gateway <gateway>`
+    ///
+    /// Where:
+    ///   - `<endpoint>` - Add routing for every unique Peer endpoint.
+    ///   - `<gateway>`- Gateway extracted using `netstat -nr -f <inet>`.
+    ///
     /// ## Note:
     /// Based on ip type `<inet>` will be equal to `-inet` or `-inet6`
     fn configure_peer_routing(&self, peers: &[Peer]) -> Result<(), WireguardInterfaceError> {

src/wgapi_freebsd.rs

@@ -7,8 +7,6 @@ use std::{
     time::Duration,
 };
 
-#[cfg(feature = "check_dependencies")]
-use crate::dependencies::check_external_dependencies;
 #[cfg(target_os = "linux")]
 use crate::netlink;
 #[cfg(any(target_os = "freebsd", target_os = "linux", target_os = "netbsd"))]