feat(y2q): add prometheus

home/modules/runit/services/prometheus.nix

@@ -0,0 +1,25 @@
+{ pkgs, config, ... }:
+
+{
+  home.file.".config/prometheus/prometheus.yml".text = ''
+    global:
+      scrape_interval: 1m
+    
+    scrape_configs:
+      - job_name: 'restic_rest_server'
+        static_configs:
+          - targets: ['${config.runit.services.restic-rest-server.environment.LISTEN_ADDR}']
+  '';
+
+  runit.services.prometheus = {
+    script = ''
+      TSDB_PATH=$HOME/services/prometheus
+      mkdir -p TSDB_PATH
+
+      exec ${pkgs.prometheus}/bin/prometheus \
+        --config.file=$HOME/.config/prometheus/prometheus.yml \
+        --storage.tsdb.path=$TSDB_PATH \
+        --web.listen-address="127.0.0.1:9090"
+    '';
+  };
+}