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.

deploy/telemetry/storage/tenants/tempo-overrides.yaml

@@ -0,0 +1,16 @@
+# Example Tempo per-tenant overrides
+# Consult https://grafana.com/docs/tempo/latest/configuration/#limits-configuration
+# before applying in production.
+
+stellaops-dev:
+  traces_per_second_limit: 100000
+  max_bytes_per_trace: 10485760
+  max_search_bytes_per_trace: 20971520
+
+stellaops-stage:
+  traces_per_second_limit: 200000
+  max_bytes_per_trace: 20971520
+
+__default__:
+  traces_per_second_limit: 50000
+  max_bytes_per_trace: 5242880