test(ci): explicitly reject boolean exit codes

packages/mosaic/framework/tools/woodpecker/test-terminal-green-contract.sh

@@ -72,12 +72,12 @@ expect_exit 1 nonzero-with-artifact-text "$TMP/nonzero-artifact.json" >/dev/null
 python3 - "$TMP/artifact.json" "$TMP" <<'PY'
 import json, os, sys
 record = json.load(open(sys.argv[1]))
-for label, value in (("false", False), ("float", 0.0), ("string", "0"), ("null", None)):
+for label, value in (("false", False), ("true", True), ("float", 0.0), ("string", "0"), ("null", None)):
     changed = json.loads(json.dumps(record))
     changed["workflows"][0]["children"][1]["exit_code"] = value
     json.dump(changed, open(os.path.join(sys.argv[2], f"exit-{label}.json"), "w"))
 PY
-for label in false float string null; do
+for label in false true float string null; do
     expect_exit 1 "non-integer-exit-$label" "$TMP/exit-$label.json" >/dev/null
 done
 
@@ -106,4 +106,4 @@ json.dump(record, open(sys.argv[2], "w"))
 PY
 expect_exit 1 missing-record-commit "$TMP/missing-record-commit.json" >/dev/null
 
-printf 'terminal-green contract harness: PASS (16 cases)\n'
+printf 'terminal-green contract harness: PASS (17 cases)\n'

packages/mosaic/framework/tools/woodpecker/verify-terminal-green.py

@@ -42,12 +42,14 @@ def load_record(argument: str | None) -> dict[str, Any]:
 
 def is_issue_1000_artifact(step: dict[str, Any]) -> bool:
     error = step.get("error")
+    exit_code = step.get("exit_code")
     return (
         step.get("name") == "ci-postgres"
         and step.get("type") == "service"
         and step.get("state") == "failure"
-        and type(step.get("exit_code")) is int
-        and step.get("exit_code") == 0
+        and type(exit_code) is int
+        and not isinstance(exit_code, bool)
+        and exit_code == 0
         and isinstance(error, str)
         and POD_NOT_FOUND.fullmatch(error) is not None
     )