INIT(api): add FastAPI application

- Initialize FastAPI project structure
- Add basic API configuration

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

@@ -0,0 +1,19 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: joossam-app
+  labels:
+    environment: production
+spec:
+  replicas: 1
+  template:
+    spec:
+      containers:
+        - name: joossam-app
+          resources:
+            requests:
+              memory: "100Mi"
+              cpu: "50m"
+            limits:
+              memory: "200Mi"
+              cpu: "200m"

deploy/k8s/overlays/prod/kustomization.yaml

@@ -0,0 +1,19 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: joossam
+
+resources:
+  - ../../base
+  - resourcequota.yaml
+
+commonLabels:
+  environment: production
+
+# 이미지 태그 설정
+images:
+  - name: ghcr.io/mayne0213/joossam
+    newTag: latest
+
+patchesStrategicMerge:
+  - deployment-patch.yaml

deploy/k8s/overlays/prod/resourcequota.yaml

@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: ResourceQuota
+metadata:
+  name: joossam-quota
+  namespace: joossam
+spec:
+  hard:
+    requests.memory: "300Mi"
+    requests.cpu: "200m"
+    limits.memory: "400Mi"
+    limits.cpu: "400m"
+    pods: "3"