feat: add test-preflight runner and deployer prepare adapters

agent-runtime executes fixed tester node operations over JSON stdin.
deployer prepare brings up the local test Compose service the same way.
test-preflight now passes the tester binding; tester select skips
unauthorized cases before creating a runner.

skills/tester/scripts/mobile_bundle.py

@@ -210,6 +210,9 @@ def android_identity(path: Path, context: RuntimeContext) -> str:
     for command in commands:
         result = run_command(command, context=context)
         if result.code == 0:
+            plain = result.output.strip()
+            if re.fullmatch(r"[A-Za-z][A-Za-z0-9_.-]*", plain):
+                return plain
             match = re.search(r"(?:name|application-id)[=:]['\"]?([A-Za-z0-9_.]+)", result.output)
             if match:
                 return match.group(1)