chore: actualizar path CMake a nueva ubicacion del dashboard + start.sh

cpp/CMakeLists.txt ahora referencia projects/fn_monitoring/apps/
en vez de apps/. Se añade start.sh para lanzar sqlite_api en
background con health check automatico.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

projects/fn_monitoring/apps/sqlite_api/start.sh

@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+# Start sqlite_api in the background. Logs to sqlite_api.log.
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+REGISTRY_ROOT="$(cd "$SCRIPT_DIR/../../../.." && pwd)"
+LOG="$SCRIPT_DIR/sqlite_api.log"
+PID_FILE="$SCRIPT_DIR/sqlite_api.pid"
+
+# Kill previous instance if running
+if [ -f "$PID_FILE" ]; then
+    old_pid=$(cat "$PID_FILE")
+    if kill -0 "$old_pid" 2>/dev/null; then
+        echo "Stopping previous instance (PID $old_pid)"
+        kill "$old_pid"
+        sleep 0.5
+    fi
+    rm -f "$PID_FILE"
+fi
+
+export FN_REGISTRY_ROOT="$REGISTRY_ROOT"
+
+cd "$REGISTRY_ROOT"
+CGO_ENABLED=1 go run -tags fts5 ./projects/fn_monitoring/apps/sqlite_api/ "$@" \
+    >"$LOG" 2>&1 &
+
+echo $! > "$PID_FILE"
+echo "sqlite_api started (PID $!, log: $LOG)"
+sleep 0.5
+if curl -sf http://127.0.0.1:8484/health >/dev/null 2>&1; then
+    echo "Health check OK"
+else
+    echo "Waiting for startup..."
+    sleep 1.5
+    if curl -sf http://127.0.0.1:8484/health >/dev/null 2>&1; then
+        echo "Health check OK"
+    else
+        echo "Warning: health check failed — check $LOG"
+    fi
+fi