Add the Grafana observability suite (#961)

* Add the Grafana observability suite

* Update configs

* Update docker script directory structure

* Fix the otel trace id

* Add grafana ini

* Fix some configs and loguru integration

* Add the celery grafana

* Update Grafana dashboards

* Update configs

* Fix issues with the panel

* Update grafana configs

* Update grafana dashboards

* Optimized panel styles

* Add sqlalchemy traces

* Fix the CORS

* Update the grafana query and config

* Update grafana status is off by default

backend/common/prometheus/instruments.py

@@ -0,0 +1,35 @@
+from prometheus_client import Counter, Gauge, Histogram
+
+from backend.core.conf import settings
+
+PROMETHEUS_INFO_GAUGE = (
+    Gauge(name='fba_app_info', documentation='fba 应用信息', labelnames=['app_name'])
+    .labels(app_name=settings.GRAFANA_APP_NAME)
+    .inc()
+)
+
+PROMETHEUS_REQUEST_IN_PROGRESS_GAUGE = Gauge(
+    'fba_request_in_progress',
+    '按方法和路径统计请求的衡量',
+    ['app_name', 'method', 'path'],
+)
+
+PROMETHEUS_REQUEST_COUNTER = Counter('fba_request_total', '按方法和路径统计请求总数', ['app_name', 'method', 'path'])
+
+PROMETHEUS_RESPONSE_COUNTER = Counter(
+    'fba_response_total',
+    '按方法、路径和状态码统计响应总数',
+    ['app_name', 'method', 'path', 'status_code'],
+)
+
+PROMETHEUS_EXCEPTION_COUNTER = Counter(
+    'fba_exception_total',
+    '按方法，路径和异常类型统计异常总数',
+    ['app_name', 'method', 'path', 'exception_type'],
+)
+
+PROMETHEUS_REQUEST_COST_TIME_HISTOGRAM = Histogram(
+    'fba_request_cost_time',
+    '按方法和路径划分请求耗时的直方图（以 ms 为单位）',
+    ['app_name', 'method', 'path'],
+)