Implement Monlet MVP stack and UI updates

deploy/prometheus/README.md

@@ -6,4 +6,4 @@ Planned examples:
 
 - scrape Monlet agent `/metrics`;
 - scrape Monlet server `/metrics`;
-- sample rules that avoid duplicate alerting when `notification_owner = server`.
+- sample rules for checks that use `notifications_enabled = false`.

deploy/prometheus/prometheus.yml

@@ -0,0 +1,14 @@
+global:
+  scrape_interval: 15s
+  evaluation_interval: 15s
+
+scrape_configs:
+  - job_name: monlet-server
+    metrics_path: /metrics
+    static_configs:
+      - targets: ["server:8000"]
+
+  - job_name: monlet-agent
+    metrics_path: /metrics
+    static_configs:
+      - targets: ["host.docker.internal:9100"]