refactor: split cli and logging to separate crates

gravel_cli/src/main.rs

@@ -0,0 +1,17 @@
+#![feature(addr_parse_ascii, never_type)]
+
+use args::ProgramArgs;
+use cracked_md::generate;
+use error::Error;
+//use slogger::{LOG_LEVEL, Level};
+use stdsrv::serve;
+
+mod args;
+mod error;
+
+fn main() -> Result<!, Error> {
+    let args = ProgramArgs::try_from(std::env::args())?;
+
+    generate(&args.indir, &args.outdir, args.force)?;
+    serve(args.addr, args.port, args.outdir)?;
+}