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.

docs/README.md

@@ -38,7 +38,8 @@ Everything here is open‑source and versioned — when you check out a git ta
 - **08 – Module Architecture Dossiers**  
   - [Scanner](ARCHITECTURE_SCANNER.md)  
   - [Concelier](ARCHITECTURE_CONCELIER.md)  
-  - [Excititor](ARCHITECTURE_EXCITITOR.md)  
+  - [Excititor](ARCHITECTURE_EXCITITOR.md)  
+  - [Excititor Mirrors](ARCHITECTURE_EXCITITOR_MIRRORS.md)  
   - [Signer](ARCHITECTURE_SIGNER.md)  
   - [Attestor](ARCHITECTURE_ATTESTOR.md)  
   - [Authority](ARCHITECTURE_AUTHORITY.md)
@@ -52,6 +53,7 @@ Everything here is open‑source and versioned — when you check out a git ta
 - **10 – [Plug‑in SDK Guide](10_PLUGIN_SDK_GUIDE.md)**
 - **10 – [Concelier CLI Quickstart](10_CONCELIER_CLI_QUICKSTART.md)**
 - **10 – [BuildX Generator Quickstart](dev/BUILDX_PLUGIN_QUICKSTART.md)**
+- **10 – [Scanner Cache Configuration](dev/SCANNER_CACHE_CONFIGURATION.md)**
 - **30 – [Excititor Connector Packaging Guide](dev/30_EXCITITOR_CONNECTOR_GUIDE.md)**
 - **30 – Developer Templates**  
   - [Excititor Connector Skeleton](dev/templates/excititor-connector/)