Add Policy DSL Validator, Schema Exporter, and Simulation Smoke tools

- Implemented PolicyDslValidator with command-line options for strict mode and JSON output.
- Created PolicySchemaExporter to generate JSON schemas for policy-related models.
- Developed PolicySimulationSmoke tool to validate policy simulations against expected outcomes.
- Added project files and necessary dependencies for each tool.
- Ensured proper error handling and usage instructions across tools.

samples/policy/baseline/findings.json

@@ -0,0 +1,14 @@
+[
+  {
+    "findingId": "library:pkg/openssl@1.1.1w",
+    "severity": "Critical",
+    "source": "NVD",
+    "environment": "internet"
+  },
+  {
+    "findingId": "library:pkg/internal-runtime@1.0.0",
+    "severity": "Low",
+    "source": "NVD",
+    "tags": ["runtime:eol"]
+  }
+]