[system_monitor] Add System Monitor GUI directory.

Change-Id: I2f0a2daf1b1e8c376c6e39f39aeb6cda5a0f1b59
diff --git a/app/system_monitor/OWNERS b/app/system_monitor/OWNERS
new file mode 100644
index 0000000..b80e4c8
--- /dev/null
+++ b/app/system_monitor/OWNERS
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+dschuyler@google.com
+shrike@google.com
diff --git a/app/system_monitor/README.md b/app/system_monitor/README.md
new file mode 100644
index 0000000..c4d3341
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+++ b/app/system_monitor/README.md
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+# Fuchsia System Monitor
+
+The Fuchsia System Monitor is a Flutter Desktop Embedder-based app for displaying
+the vital signs of a Fuchsia device and its components.
+
+