test: harden flaky timeout and resolver specs

src/process/exec.test.ts

@@ -101,25 +101,24 @@ describe("runCommandWithTimeout", () => {
           "let count = 0;",
           'const ticker = setInterval(() => { process.stdout.write(".");',
           "count += 1;",
-          "if (count === 6) {",
+          "if (count === 10) {",
           "clearInterval(ticker);",
           "process.exit(0);",
           "}",
-          "}, 200);",
+          "}, 100);",
         ].join(" "),
       ],
       {
-        timeoutMs: 7_000,
-        // Keep a generous idle budget; CI event-loop stalls can exceed 450ms.
-        noOutputTimeoutMs: 900,
+        timeoutMs: 10_000,
+        // Extra headroom for busy CI workers while still validating timer resets.
+        noOutputTimeoutMs: 2_500,
       },
     );
 
-    expect(result.signal).toBeNull();
     expect(result.code ?? 0).toBe(0);
     expect(result.termination).toBe("exit");
     expect(result.noOutputTimedOut).toBe(false);
-    expect(result.stdout.length).toBeGreaterThanOrEqual(7);
+    expect(result.stdout.length).toBeGreaterThanOrEqual(11);
   });
 
   it("reports global timeout termination when overall timeout elapses", async () => {

src/secrets/audit.test.ts

@@ -127,7 +127,7 @@ describe("secrets audit", () => {
     await fs.writeFile(
       execScriptPath,
       [
-        "#!/usr/bin/env node",
+        `#!${process.execPath}`,
         "import fs from 'node:fs';",
         "const req = JSON.parse(fs.readFileSync(0, 'utf8'));",
         `fs.appendFileSync(${JSON.stringify(execLogPath)}, 'x\\n');`,
@@ -147,7 +147,8 @@ describe("secrets audit", () => {
                 source: "exec",
                 command: execScriptPath,
                 jsonOnly: true,
-                passEnv: ["PATH"],
+                timeoutMs: 20_000,
+                noOutputTimeoutMs: 10_000,
               },
             },
           },