CHORE(app): reduce resource limits

- CPU limit: 300m → 50m (prod), 210m → 30m (dev)
- Memory limit: 120Mi → 100Mi (prod), 84Mi → 100Mi (dev)
- ResourceQuota adjusted accordingly

Actual usage: ~1m CPU, ~56Mi memory

deploy/k8s/overlays/dev/deployment-patch.yaml

@@ -12,8 +12,8 @@ spec:
         - name: jovies-app
           resources:
             requests:
-              memory: "42Mi"
-              cpu: "35m"
+              memory: "40Mi"
+              cpu: "10m"
             limits:
-              memory: "84Mi"
-              cpu: "210m"
+              memory: "100Mi"
+              cpu: "30m"

deploy/k8s/overlays/dev/kustomization.yaml

@@ -14,7 +14,7 @@ commonLabels:
 # 이미지 태그 설정
 images:
   - name: ghcr.io/mayne0213/jovies
-    newTag: develop-sha-c72e1658eea33d5e4697b951366e6808fc620f7b
+    newTag: develop-sha-575f65c4ab16a558ea76b77b38be95b04d4d288f
 
 patchesStrategicMerge:
   - deployment-patch.yaml

deploy/k8s/overlays/dev/resourcequota.yaml

@@ -5,8 +5,8 @@ metadata:
   namespace: jovies-dev
 spec:
   hard:
-    requests.memory: "420Mi"
-    requests.cpu: "420m"
-    limits.memory: "630Mi"
-    limits.cpu: "840m"
+    requests.memory: "150Mi"
+    requests.cpu: "50m"
+    limits.memory: "300Mi"
+    limits.cpu: "100m"
     pods: "6"

deploy/k8s/overlays/prod/deployment-patch.yaml

@@ -12,8 +12,8 @@ spec:
         - name: jovies-app
           resources:
             requests:
-              memory: "60Mi"
-              cpu: "50m"
+              memory: "40Mi"
+              cpu: "15m"
             limits:
-              memory: "120Mi"
-              cpu: "300m"
+              memory: "100Mi"
+              cpu: "50m"

deploy/k8s/overlays/prod/resourcequota.yaml

@@ -5,8 +5,8 @@ metadata:
   namespace: jovies
 spec:
   hard:
-    requests.memory: "600Mi"
-    requests.cpu: "600m"
-    limits.memory: "900Mi"
-    limits.cpu: "1200m"
+    requests.memory: "200Mi"
+    requests.cpu: "100m"
+    limits.memory: "400Mi"
+    limits.cpu: "200m"
     pods: "9"