Move git SHA/build date from fabro-util to fabro-cli build.rs

fabro-util is a low-level crate depended on by almost everything, so its
build.rs reruns cascaded through the whole workspace. fabro-cli is the
leaf binary — nothing depends on it, so rebuilds are limited to just
that one crate.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

lib/crates/fabro-cli/Cargo.toml

@@ -53,6 +53,9 @@ axum = "0.8"
 open = "5"
 serde_json.workspace = true
 
+[build-dependencies]
+chrono = { workspace = true }
+
 [dev-dependencies]
 assert_cmd = "2"
 insta = { workspace = true }

lib/crates/fabro-cli/build.rs

@@ -0,0 +1,23 @@
+fn main() {
+    println!("cargo:rerun-if-changed=../../../.git/HEAD");
+
+    let sha = std::process::Command::new("git")
+        .args(["rev-list", "-1", "HEAD"])
+        .output()
+        .ok()
+        .and_then(|o| {
+            if o.status.success() {
+                String::from_utf8(o.stdout)
+                    .ok()
+                    .map(|s| s.trim().to_string())
+            } else {
+                None
+            }
+        })
+        .unwrap_or_default();
+    let short_sha = if sha.len() >= 7 { &sha[..7] } else { &sha };
+    println!("cargo:rustc-env=FABRO_GIT_SHA={short_sha}");
+
+    let build_date = chrono::Utc::now().format("%Y-%m-%d").to_string();
+    println!("cargo:rustc-env=FABRO_BUILD_DATE={build_date}");
+}

lib/crates/fabro-cli/src/main.rs

@@ -11,8 +11,17 @@ use anyhow::Result;
 use clap::{Parser, Subcommand};
 use tracing::debug;
 
+const LONG_VERSION: &str = concat!(
+    env!("CARGO_PKG_VERSION"),
+    " (",
+    env!("FABRO_GIT_SHA"),
+    " ",
+    env!("FABRO_BUILD_DATE"),
+    ")"
+);
+
 #[derive(Parser)]
-#[command(name = "fabro", version, long_version = fabro_util::version::LONG_VERSION.as_str())]
+#[command(name = "fabro", version, long_version = LONG_VERSION)]
 struct Cli {
     /// Enable DEBUG-level logging (default is INFO)
     #[arg(long, global = true)]

lib/crates/fabro-util/Cargo.toml

@@ -31,7 +31,6 @@ git2.workspace = true
 [build-dependencies]
 toml = "0.8"
 serde = { workspace = true }
-chrono = { workspace = true }
 
 [dev-dependencies]
 insta = { workspace = true }

lib/crates/fabro-util/build.rs

@@ -53,28 +53,6 @@ fn escape_rust_string(s: &str) -> String {
 }
 
 fn main() {
-    // Emit git SHA and build date for version info
-    println!("cargo:rerun-if-changed=../../../.git/HEAD");
-    let sha = std::process::Command::new("git")
-        .args(["rev-list", "-1", "HEAD"])
-        .output()
-        .ok()
-        .and_then(|o| {
-            if o.status.success() {
-                String::from_utf8(o.stdout)
-                    .ok()
-                    .map(|s| s.trim().to_string())
-            } else {
-                None
-            }
-        })
-        .unwrap_or_default();
-    let short_sha = if sha.len() >= 7 { &sha[..7] } else { &sha };
-    println!("cargo:rustc-env=FABRO_GIT_SHA={short_sha}");
-
-    let build_date = chrono::Utc::now().format("%Y-%m-%d").to_string();
-    println!("cargo:rustc-env=FABRO_BUILD_DATE={build_date}");
-
     println!("cargo:rerun-if-changed=data/gitleaks.toml");
 
     let toml_path = Path::new("data/gitleaks.toml");

lib/crates/fabro-util/src/version.rs

@@ -1,8 +1 @@
-use std::sync::LazyLock;
-
 pub const FABRO_VERSION: &str = env!("CARGO_PKG_VERSION");
-pub const FABRO_GIT_SHA: &str = env!("FABRO_GIT_SHA");
-pub const FABRO_BUILD_DATE: &str = env!("FABRO_BUILD_DATE");
-
-pub static LONG_VERSION: LazyLock<String> =
-    LazyLock::new(|| format!("{FABRO_VERSION} ({FABRO_GIT_SHA} {FABRO_BUILD_DATE})"));

lib/crates/fabro-workflows/src/cli/progress.rs

@@ -787,7 +787,7 @@ impl ProgressUI {
     }
 
     pub fn show_version(&mut self) {
-        let version = fabro_util::version::LONG_VERSION.as_str();
+        let version = fabro_util::version::FABRO_VERSION;
         match &self.renderer {
             ProgressRenderer::Tty(tty) => {
                 let bar = tty.multi.add(ProgressBar::new_spinner());