Extract server functions from main.rs to lib.rs (#320)

Co-authored-by: sqrtsanta <[email protected]>

README.md

@@ -219,7 +219,7 @@ brew install tonarino/innernet/innernet
 cargo install --git https://github.com/tonarino/innernet --tag v1.6.1 client
 
 # to install innernet-server:
-cargo install --git https://github.com/tonarino/innernet --tag v1.6.1 server
+cargo install --git https://github.com/tonarino/innernet --tag v1.6.1 innernet-server
 ```
 
 Note that you'll be responsible for updating manually.

server/Cargo.toml

@@ -9,12 +9,15 @@ description = "A server to coordinate innernet networks."
 edition = "2021"
 homepage = "https://github.com/tonarino/innernet"
 license = "MIT"
-name = "server"
+name = "innernet-server"
 publish = false
 readme = "README.md"
 repository = "https://github.com/tonarino/innernet"
 version = "1.6.1"
 
+[lib]
+path = "src/lib.rs"
+
 [[bin]]
 name = "innernet-server"
 path = "src/main.rs"

server/src/initialize.rs

@@ -1,7 +1,10 @@
-use crate::*;
-use anyhow::anyhow;
+use crate::{
+    db::{self, DatabaseCidr, DatabasePeer},
+    ConfigFile, Interface, Path, ServerConfig,
+};
+use anyhow::{anyhow, Error};
 use clap::Parser;
-use db::DatabaseCidr;
+use colored::Colorize;
 use dialoguer::{theme::ColorfulTheme, Input};
 use indoc::printdoc;
 use ipnet::IpNet;
@@ -10,6 +13,7 @@ use rusqlite::{params, Connection};
 use shared::{
     prompts, CidrContents, Endpoint, IpNetExt, PeerContents, PERSISTENT_KEEPALIVE_INTERVAL_SECS,
 };
+use std::net::{IpAddr, SocketAddr};
 use wireguard_control::KeyPair;
 
 fn create_database<P: AsRef<Path>>(