Move compile-time build info to aiken-project

So that we can use it as part of the blueprints.

crates/aiken/Cargo.toml

@@ -12,7 +12,6 @@ authors = [
   "KtorZ <matthias.benkort@gmail.com>",
 ]
 rust-version = "1.66.1"
-build = "build.rs"
 
 [dependencies]
 anyhow = "1.0.69"
@@ -44,6 +43,3 @@ clap_complete = "4.3.2"
 inquire = "0.6.2"
 num-bigint = "0.4.3"
 ordinal = "0.3.2"
-
-[build-dependencies]
-built = { version = "0.6.0", features = ["git2"] }

crates/aiken/build.rs

@@ -1,3 +0,0 @@
-fn main() {
-    built::write_built_file().expect("Failed to acquire build-time information");
-}

crates/aiken/src/cmd/mod.rs

@@ -1,3 +1,4 @@
+use aiken_project::config;
 use clap::Parser;
 
 pub mod blueprint;
@@ -12,11 +13,9 @@ pub mod packages;
 pub mod tx;
 pub mod uplc;
 
-use crate::built_info;
-
 /// Aiken: a smart-contract language and toolchain for Cardano
 #[derive(Parser)]
-#[clap(version = version(), about, long_about = None)]
+#[clap(version = config::compiler_version(true), about, long_about = None)]
 #[clap(propagate_version = true)]
 pub enum Cmd {
     New(new::Args),
@@ -51,11 +50,3 @@ impl Default for Cmd {
         Self::parse()
     }
 }
-
-fn version() -> String {
-    format!(
-        "v{} {}",
-        built_info::PKG_VERSION,
-        built_info::GIT_COMMIT_HASH_SHORT.unwrap_or("unknown")
-    )
-}

crates/aiken/src/cmd/new.rs

@@ -1,5 +1,5 @@
 use aiken_project::{
-    config::Config,
+    config::{self, Config},
     package_name::{self, PackageName},
 };
 use indoc::{formatdoc, indoc};
@@ -11,8 +11,6 @@ use std::{
     str::FromStr,
 };
 
-use crate::built_info;
-
 #[derive(clap::Args)]
 /// Create a new Aiken project
 pub struct Args {
@@ -196,13 +194,13 @@ fn create_github_action(root: &Path) -> miette::Result<()> {
 
                   - uses: aiken-lang/setup-aiken@v0.1.0
                     with:
-                      version: v{version}
+                      version: {version}
 
                   - run: aiken fmt --check
                   - run: aiken check -D
                   - run: aiken build
             "#,
-            version = built_info::PKG_VERSION,
+            version = config::compiler_version(false),
         },
     )
     .into_diagnostic()?;

crates/aiken/src/lib.rs

@@ -14,10 +14,6 @@ use uplc::machine::cost_model::ExBudget;
 
 pub mod cmd;
 
-pub mod built_info {
-    include!(concat!(env!("OUT_DIR"), "/built.rs"));
-}
-
 pub fn with_project<A>(directory: Option<PathBuf>, deny: bool, mut action: A) -> miette::Result<()>
 where
     A: FnMut(&mut Project<Terminal>) -> Result<(), Vec<aiken_project::error::Error>>,