feat: add MCP server for exposing compliance data to LLMs (#5)

New `compliance-mcp` crate providing a Model Context Protocol server
with 7 tools: list/get/summarize findings, list SBOM packages, SBOM
vulnerability report, list DAST findings, and DAST scan summary.
Supports stdio (local dev) and Streamable HTTP (deployment via MCP_PORT).
Includes Dockerfile, CI clippy check, and Coolify deploy job.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Co-authored-by: Sharang Parnerkar <parnerkarsharang@gmail.com>
Reviewed-on: #5

compliance-dashboard/src/infrastructure/database.rs

@@ -42,4 +42,8 @@ impl Database {
     pub fn tracker_issues(&self) -> Collection<TrackerIssue> {
         self.inner.collection("tracker_issues")
     }
+
+    pub fn mcp_servers(&self) -> Collection<McpServerConfig> {
+        self.inner.collection("mcp_servers")
+    }
 }