build: Add sonar settings/hooks

.claude/hooks/sonar-secrets/build-scripts/pretool-secrets.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+if ! command -v sonar &> /dev/null; then
+  exit 0
+fi
+sonar hook claude-pre-tool-use

.claude/hooks/sonar-secrets/build-scripts/prompt-secrets.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+if ! command -v sonar &> /dev/null; then
+  exit 0
+fi
+sonar hook claude-prompt-submit