fix: clarify review IDs and CLI guidance

src/review.rs

@@ -172,10 +172,10 @@ impl Review {
             .filter(|comment| comment.resolved)
             .count();
         format!(
-            "Review {} (revision {}): {}\n  Verdict: {}; {} unresolved, {} resolved ({} total)\n",
+            "Review ID: {}{}{}\n  Verdict: {}; {} unresolved, {} resolved ({} total)\n",
             self.storage_id
                 .map_or_else(|| "null".into(), |id| id.to_string()),
-            self.storage_revision,
+            if self.summary.is_empty() { "" } else { ": " },
             self.summary,
             match self.verdict {
                 Some(Verdict::LooksGood) => "looks_good",
@@ -610,7 +610,10 @@ impl Store {
             let row = rows
                 .next()
                 .map_err(database_error)?
-                .ok_or("Review does not exist in this repository")?;
+                .ok_or_else(|| format!(
+                    "Review ID {id} not found in {}.\nRun `vamp --review list` to find review IDs for this repository.",
+                    root.display()
+                ))?;
             stored_review(&transaction, row, &root)?
         };
         transaction.commit().map_err(database_error)?;