feat: Implement Runtime Facts ingestion service and NDJSON reader

- Added RuntimeFactsNdjsonReader for reading NDJSON formatted runtime facts.
- Introduced IRuntimeFactsIngestionService interface and its implementation.
- Enhanced Program.cs to register new services and endpoints for runtime facts.
- Updated CallgraphIngestionService to include CAS URI in stored artifacts.
- Created RuntimeFactsValidationException for validation errors during ingestion.
- Added tests for RuntimeFactsIngestionService and RuntimeFactsNdjsonReader.
- Implemented SignalsSealedModeMonitor for compliance checks in sealed mode.
- Updated project dependencies for testing utilities.

plugins/scanner/analyzers/lang/StellaOps.Scanner.Analyzers.Lang.Deno/manifest.json

@@ -0,0 +1,21 @@
+{
+  "schemaVersion": "1.0",
+  "id": "stellaops.analyzer.lang.deno",
+  "displayName": "StellaOps Deno Analyzer",
+  "version": "0.1.0",
+  "requiresRestart": true,
+  "entryPoint": {
+    "type": "dotnet",
+    "assembly": "StellaOps.Scanner.Analyzers.Lang.Deno.dll",
+    "typeName": "StellaOps.Scanner.Analyzers.Lang.Deno.DenoAnalyzerPlugin"
+  },
+  "capabilities": [
+    "language-analyzer",
+    "deno"
+  ],
+  "metadata": {
+    "org.stellaops.analyzer.language": "deno",
+    "org.stellaops.analyzer.kind": "language",
+    "org.stellaops.restart.required": "true"
+  }
+}