fix: complete TechLog migration evidence

tests/unit/ci-workflow-generation.test.ts

@@ -192,14 +192,35 @@ describe("CI gate contract", () => {
     expect(contract.commands).toHaveLength(81);
     expect(contract.gates.reduce((total, gate) => total + gate.commandIds.length, 0)).toBe(93);
     expect(contract.commands.filter(({ expect }) => expect === "fail")).toHaveLength(23);
-    expect(contract.gates.reduce((total, gate) => total + gate.evidenceArtifactIds.length, 0)).toBe(85);
-    expect(contract.artifacts).toHaveLength(105);
+    expect(contract.gates.reduce((total, gate) => total + gate.evidenceArtifactIds.length, 0)).toBe(106);
+    expect(contract.artifacts).toHaveLength(126);
     expect(contract.stages).toHaveLength(5);
     expect(contract.retention.classes).toHaveLength(5);
     expect(index.gates.get("FE-GATE-015")?.commandIds).toHaveLength(2);
     expect(index.gates.get("FE-GATE-020")?.name).toBe("removability");
   });
 
+  it("rejects accessibility evidence registrations that drift from the installed route scope", async () => {
+    const candidate = JSON.parse(
+      JSON.stringify(await loadCiGateContract(process.cwd())),
+    ) as Record<string, any>;
+    const gate = candidate.gates.find(
+      (entry: Record<string, any>) => entry.id === "FE-GATE-009",
+    );
+    const artifactId =
+      "artifact-artifacts-tests-a11y-manual-TECH-LOG-HOME-md";
+    candidate.artifacts = candidate.artifacts.filter(
+      (entry: Record<string, any>) => entry.id !== artifactId,
+    );
+    gate.evidenceArtifactIds = gate.evidenceArtifactIds.filter(
+      (id: string) => id !== artifactId,
+    );
+
+    expect(() =>
+      parseCiGateContract(candidate, { mode: "removal-fixture" }),
+    ).toThrow(/FE-GATE-009 manual accessibility evidence.*installed route scope/i);
+  });
+
   it("keeps the action registry recursively immutable and resolves only known actions", () => {
     expect(Object.isFrozen(CI_ACTION_REGISTRY)).toBe(true);
     expect(Object.values(CI_ACTION_REGISTRY).every((action) => Object.isFrozen(action))).toBe(true);