Add class and stub for fru fault monitor application

This application waits for new fault entries and resolution of
exiting faults to assert or deassert LED for the corresponding FRUs,
respectively.

Change-Id: I92ead0c8d3132dd7a6740b536231d6588ac42471
Signed-off-by: Dhruvaraj Subhashchandran <dhruvaraj@in.ibm.com>
diff --git a/fault-monitor/monitor-main.cpp b/fault-monitor/monitor-main.cpp
new file mode 100644
index 0000000..0b4a5fb
--- /dev/null
+++ b/fault-monitor/monitor-main.cpp
@@ -0,0 +1,17 @@
+#include "fru-fault-monitor.hpp"
+
+int main(void)
+{
+    /** @brief Dbus constructs used by Fault Monitor */
+    sdbusplus::bus::bus bus = sdbusplus::bus::new_default();
+
+    phosphor::led::fru::fault::monitor::Add monitor(bus);
+    /** @brief Wait for client requests */
+    while (true)
+    {
+        /** @brief process dbus calls / signals discarding unhandled */
+        bus.process_discard();
+        bus.wait();
+    }
+    return 0;
+}