fix: correct variable assignment and update Prometheus query for deployment status

Author: 28Pollux28

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## vX.X.X (YYYY-MM-DD)
 
+### Fixed
+- Variable redeclaration made sanitization of compose project name not work for non unique challenge names
+- Small tweaks to grafana dashboard
+
 ## v0.5.0 (2026-02-18)
 
 ### Added

galvanize-instancer/internal/docker/compose.go

@@ -41,7 +41,7 @@ func BuildComposeProject(unique bool, challengeName, teamID string) string {
 		composeProject = SanitizeProjectName(composeProject)
 	} else {
 		composeProject = "polypwn-" + challengeName + "-" + teamID
-		composeProject := SanitizeProjectName(composeProject)
+		composeProject = SanitizeProjectName(composeProject)
 		sum := sha1.New().Sum([]byte(composeProject))
 		hexSum := hex.EncodeToString(sum)
 		composeProject = composeProject + "-" + hexSum[:6]

monitoring/grafana/dashboards/galvanize.json

@@ -104,7 +104,7 @@
       },
       "targets": [
         {
-          "expr": "sum(instancer_deployments{status=~\"running|starting|stopping|error\"}) or vector(0)",
+          "expr": "sum(instancer_deployments{status=~\"running|starting|stopping\"}) or vector(0)",
           "instant": true,
           "datasource": {
             "type": "prometheus",
@@ -386,7 +386,8 @@
         "reduceOptions": {
           "calcs": [
             "lastNotNull"
-          ]
+          ],
+          "fields": "/^instancer_queue_depth or vector\\(0\\)$/"
         },
         "colorMode": "background",
         "graphMode": "none"