fix #3

Make sure that the collector attempts to correctly communicate with webapp container, even when running in dedicated container (and triggered manually).
fixes cron schedule to run daily.
added instructions for dedicated containers.

collector/cmd/collector-metrics/collector-metrics.go

@@ -99,14 +99,16 @@ OPTIONS:
 
 				Flags: []cli.Flag{
 					&cli.StringFlag{
-						Name:  "api-endpoint",
-						Usage: "The api server endpoint",
-						Value: "http://localhost:8080",
+						Name:    "api-endpoint",
+						Usage:   "The api server endpoint",
+						Value:   "http://localhost:8080",
+						EnvVars: []string{"SCRUTINY_API_ENDPOINT"},
 					},
 
 					&cli.BoolFlag{
-						Name:  "debug",
-						Usage: "Enable debug logging",
+						Name:    "debug",
+						Usage:   "Enable debug logging",
+						EnvVars: []string{"DEBUG"},
 					},
 				},
 			},

collector/cmd/collector-selftest/collector-selftest.go

@@ -99,14 +99,16 @@ OPTIONS:
 
 				Flags: []cli.Flag{
 					&cli.StringFlag{
-						Name:  "api-endpoint",
-						Usage: "The api server endpoint",
-						Value: "http://localhost:8080",
+						Name:    "api-endpoint",
+						Usage:   "The api server endpoint",
+						Value:   "http://localhost:8080",
+						EnvVars: []string{"SCRUTINY_API_ENDPOINT"},
 					},
 
 					&cli.BoolFlag{
-						Name:  "debug",
-						Usage: "Enable debug logging",
+						Name:    "debug",
+						Usage:   "Enable debug logging",
+						EnvVars: []string{"DEBUG"},
 					},
 				},
 			},