Revert "Merge branch 'canary' into kucherenko/canary"

This reverts commit 819822f30b, reversing
changes made to bda9b05134.

apps/monitoring/config/metrics.go

@@ -1,57 +0,0 @@
-package config
-
-import (
-	"encoding/json"
-	"log"
-	"os"
-	"sync"
-)
-
-type Config struct {
-	Server struct {
-		ServerType    string `json:"type"`
-		RefreshRate   int    `json:"refreshRate"`
-		Port          int    `json:"port"`
-		Token         string `json:"token"`
-		UrlCallback   string `json:"urlCallback"`
-		CronJob       string `json:"cronJob"`
-		RetentionDays int    `json:"retentionDays"`
-		Thresholds    struct {
-			CPU    int `json:"cpu"`
-			Memory int `json:"memory"`
-		} `json:"thresholds"`
-	} `json:"server"`
-	Containers struct {
-		RefreshRate int `json:"refreshRate"`
-		Services    struct {
-			Include []string `json:"include"`
-			Exclude []string `json:"exclude"`
-		} `json:"services"`
-	} `json:"containers"`
-}
-
-var (
-	config     *Config
-	configOnce sync.Once
-)
-
-func GetMetricsConfig() *Config {
-	configOnce.Do(func() {
-		configJSON := os.Getenv("METRICS_CONFIG")
-		if configJSON == "" {
-			log.Fatal("METRICS_CONFIG environment variable is required")
-		}
-
-		config = &Config{}
-		if err := json.Unmarshal([]byte(configJSON), config); err != nil {
-			log.Fatalf("Error parsing METRICS_CONFIG: %v", err)
-		}
-
-		// Validate required fields
-		if config.Server.Token == "" || config.Server.UrlCallback == "" {
-			log.Fatal("token and urlCallback are required in the configuration")
-		}
-	})
-
-	return config
-}