huskies: merge 619_story_service_common_consolidation_sweep

server/src/service/story/lifecycle.rs

@@ -3,26 +3,9 @@
 //! These functions reason about story IDs and dependencies without performing
 //! any I/O. They inform routing decisions in `mod.rs` and the MCP adapter.
 
-#[allow(dead_code)]
-/// Extract the numeric prefix from a story ID (e.g. `"42"` from `"42_story_foo"`).
-///
-/// Returns `None` if the ID has no leading digit sequence.
-pub fn story_number(story_id: &str) -> Option<&str> {
-    let num = story_id.split('_').next()?;
-    if num.is_empty() || !num.chars().all(|c| c.is_ascii_digit()) {
-        return None;
-    }
-    Some(num)
-}
-
-#[allow(dead_code)]
-/// Return `true` if `story_id` has a valid `{digits}_` prefix format.
-///
-/// Valid: `"42_story_foo"`, `"1_bug_bar"`.
-/// Invalid: `"story_without_number"`, `""`, `"abc_story"`.
-pub fn has_valid_id_prefix(story_id: &str) -> bool {
-    story_number(story_id).is_some()
-}
+pub use crate::service::common::item_id::{
+    extract_item_number as story_number, has_valid_id_prefix,
+};
 
 // ── Tests ─────────────────────────────────────────────────────────────────────