新增部署Prometheus监控工具脚本；更新README.md文件

prometheus/roles/blackbox_exporter/templates/conf/blackbox.yml.j2

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+modules: 
+  http_2xx:
+    prober: http
+    timeout: 10s
+  http_post_2xx:
+    prober: http
+    http:
+      method: POST
+  tcp_connect:
+    prober: tcp
+  pop3s_banner:
+    prober: tcp
+    tcp:
+      query_response:
+      - expect: "^+OK"
+      tls: true
+      tls_config:
+        insecure_skip_verify: false
+  grpc:
+    prober: grpc
+    grpc:
+      tls: true
+      preferred_ip_protocol: "ip4"
+  grpc_plain:
+    prober: grpc
+    grpc:
+      tls: false
+      service: "service1"
+  ssh_banner:
+    prober: tcp
+    tcp:
+      query_response:
+      - expect: "^SSH-2.0-"
+      - send: "SSH-2.0-blackbox-ssh-check"
+  irc_banner:
+    prober: tcp
+    tcp:
+      query_response:
+      - send: "NICK prober"
+      - send: "USER prober prober prober :prober"
+      - expect: "PING :([^ ]+)"
+        send: "PONG ${1}"
+      - expect: "^:[^ ]+ 001"
+  icmp:
+    prober: icmp
+  icmp_ttl5:
+    prober: icmp
+    timeout: 5s
+    icmp:
+      ttl: 5

prometheus/roles/blackbox_exporter/templates/docker-compose.yml.j2

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+version: "3.9" 
+
+services: 
+  blackbox-exporter: 
+    image: {{ blackbox_exporter.image }} 
+    container_name: {{ docker.network.name }}-blackbox-exporter 
+    hostname: blackbox-exporter 
+    restart: always 
+    volumes: 
+      - /etc/localtime:/etc/localtime:ro 
+      - {{ blackbox_exporter.dir.conf }}/blackbox.yml:/etc/blackbox_exporter/config/blackbox.yml:ro 
+    networks: 
+      - {{ docker.network.name }} 
+    ports: 
+      - {{ blackbox_exporter.port }}:9115 
+    environment: 
+      - config.file=/etc/blackbox_exporter/config/blackbox.yml 
+
+networks: 
+  {{ docker.network.name }}: 
+    external: true 
+    name: {{ docker.network.name }}