feat: Initialize Zastava Webhook service with TLS and Authority authentication

- Added Program.cs to set up the web application with Serilog for logging, health check endpoints, and a placeholder admission endpoint.
- Configured Kestrel server to use TLS 1.3 and handle client certificates appropriately.
- Created StellaOps.Zastava.Webhook.csproj with necessary dependencies including Serilog and Polly.
- Documented tasks in TASKS.md for the Zastava Webhook project, outlining current work and exit criteria for each task.

Mongo2Go-4.1.0/global.json

@@ -0,0 +1,8 @@
+{
+  "$schema": "https://json.schemastore.org/global",
+  "sdk": {
+    "allowPrerelease": false,
+    "rollForward": "latestMinor",
+    "version": "8.0.110"
+  }
+}