ci: fix lint and tau rpc typing

src/media/store.redirect.test.ts

@@ -31,7 +31,7 @@ describe("media store redirects", () => {
 
   it("follows redirects and keeps detected mime/extension", async () => {
     let call = 0;
-    mockRequest.mockImplementation((url, _opts, cb) => {
+    mockRequest.mockImplementation((_url, _opts, cb) => {
       call += 1;
       const res = new PassThrough();
       const req = {

src/process/tau-rpc.ts

@@ -7,7 +7,13 @@ type TauRpcOptions = {
   timeoutMs: number;
 };
 
-type TauRpcResult = { stdout: string; stderr: string; code: number };
+type TauRpcResult = {
+  stdout: string;
+  stderr: string;
+  code: number;
+  signal?: NodeJS.Signals | null;
+  killed?: boolean;
+};
 
 class TauRpcClient {
   private child: ChildProcessWithoutNullStreams | null = null;