feat: implement MoloApp plans 01-15 with integration

Full C++23 framework tree: runtime, observability, security,
data, app, realtime, supervisor, clients, CLI, example plus
enterprise tenancy, audit, operability, governance,
supplychain. Postgres via docker compose for tests.

tests/example/cli/ai_test.cpp

@@ -0,0 +1,16 @@
+// Route: GET /cli/ai  (AI harness sample, secrets redacted)
+#include "support/Assert.hpp"
+
+using namespace molo::example::test;
+
+int main() {
+  Fixture f;
+  auto res = f.client->get("/cli/ai?prompt=add+a+route");
+  check(res.status == 200, "status 200");
+  check(contains(res.body, "devplace.net/openai/v1"), "devplace base url");
+  check(contains(res.body, "\"model\":\"molodetz\""), "molodetz model");
+  auto secret = f.client->get("/cli/ai?prompt=DEVPLACE_API_KEY%3Dabc123");
+  check(!contains(secret.body, "abc123"), "secret redacted");
+  check(contains(secret.body, "REDACTED"), "redaction marker present");
+  return finish("cli/ai");
+}