fix: use bare slice directories for record promotion

src/resources/extensions/sf/record-promoter.js

@@ -1,6 +1,6 @@
 // SF Extension — Record Promoter
 // Scans docs/records/*.md for frontmatter-tagged actionable records and
-// promotes each one to a .sf/milestones/M<NNN>-<slug>/ structure.
+// promotes each one to a .sf/milestones/M<NNN>/ structure.
 // Called from ensureAgenticDocsScaffold (ADR-021 Phase C hook) and from
 // the post-milestone-completion path in auto-post-unit.ts / auto.ts:stopAuto.
 //
@@ -249,9 +249,10 @@ export function promoteActionableRecords(basePath) {
                 sliceTable,
                 "",
             ].join("\n"), "utf-8");
-            // slices/S<NN>-<slug>/ directories
+            // slices/S<NN>/ directories. Slice titles live in roadmap content,
+            // not path names; resolvers keep supporting legacy slug dirs.
             for (const slice of sliceRows) {
-                const sliceDir = join(milestoneDir, "slices", `${slice.id}-${slice.slug}`);
+                const sliceDir = join(milestoneDir, "slices", slice.id);
                 mkdirSync(sliceDir, { recursive: true });
             }
             // Append to QUEUE.md

src/resources/extensions/sf/tests/record-promoter.test.mjs

@@ -0,0 +1,60 @@
+import assert from "node:assert/strict";
+import { existsSync, mkdirSync, mkdtempSync, readFileSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { afterEach, test } from "vitest";
+
+import { promoteActionableRecords } from "../record-promoter.js";
+
+const tmpRoots = [];
+
+afterEach(() => {
+	for (const dir of tmpRoots.splice(0)) {
+		rmSync(dir, { recursive: true, force: true });
+	}
+});
+
+function makeProject() {
+	const root = mkdtempSync(join(tmpdir(), "sf-record-promoter-"));
+	tmpRoots.push(root);
+	mkdirSync(join(root, "docs", "records"), { recursive: true });
+	return root;
+}
+
+test("promoteActionableRecords_creates_bare_slice_id_directories", () => {
+	const projectRoot = makeProject();
+	const recordPath = join(projectRoot, "docs", "records", "2026-05-05-path-shape.md");
+	writeFileSync(
+		recordPath,
+		[
+			"---",
+			"actionable: true",
+			"promoted: false",
+			"---",
+			"",
+			"## Gap One Needs Long Title",
+			"",
+			"Finding one.",
+			"",
+			"## Gap Two Also Needs Long Title",
+			"",
+			"Finding two.",
+			"",
+		].join("\n"),
+	);
+
+	const result = promoteActionableRecords(projectRoot);
+
+	assert.equal(result.promoted.length, 1);
+	assert.ok(existsSync(join(projectRoot, ".sf", "milestones", "M001", "slices", "S01")));
+	assert.ok(existsSync(join(projectRoot, ".sf", "milestones", "M001", "slices", "S02")));
+	assert.equal(
+		existsSync(join(projectRoot, ".sf", "milestones", "M001", "slices", "S01-gap-one-needs-long-title")),
+		false,
+	);
+	assert.equal(
+		existsSync(join(projectRoot, ".sf", "milestones", "M001", "slices", "S02-gap-two-also-needs-long-title")),
+		false,
+	);
+	assert.match(readFileSync(recordPath, "utf-8"), /promoted_to: M001/);
+});