Remove global.json and add extensive documentation for SBOM-first supply chain spine, diff-aware releases, binary intelligence graph, reachability proofs, smart-diff evidence, risk budget visualization, and weighted confidence for VEX sources. Introduce solution file for Concelier web service project.

src/concelier-webservice.slnf

@@ -0,0 +1,9 @@
+{
+  "solution": {
+    "path": "Concelier/StellaOps.Concelier.sln",
+    "projects": [
+      "StellaOps.Concelier.WebService\\StellaOps.Concelier.WebService.csproj",
+      "__Tests\\StellaOps.Concelier.WebService.Tests\\StellaOps.Concelier.WebService.Tests.csproj"
+    ]
+  }
+}

src/global.json

@@ -1,6 +0,0 @@
-{
-  "sdk": {
-    "version": "10.0.100",
-    "rollForward": "latestMinor"
-  }
-}