🔧 enhance Makefile and Readme with Docker Swarm and Kubernetes support, adding new targets for deployment and management

k8s/handheld-devices/values-a.yaml

@@ -0,0 +1,17 @@
+# Overrides for A environment (staging/production)
+# Customize: image tags, ingress, apiUrl, replicas, etc.
+frontend:
+  apiUrl: "https://handheld-a.example.com"  # override with your A env URL
+ingress:
+  enabled: true
+  hosts:
+    - host: handheld-a.example.com
+      paths:
+        - path: /api
+          pathType: Prefix
+          service: api
+          port: 8080
+        - path: /
+          pathType: Prefix
+          service: frontend
+          port: 8090

k8s/handheld-devices/values-local.yaml

@@ -0,0 +1,11 @@
+# Overrides for local dev (minikube, kind, etc.)
+api:
+  image:
+    pullPolicy: Never  # use locally built images
+worker:
+  image:
+    pullPolicy: Never
+frontend:
+  image:
+    pullPolicy: Never
+  apiUrl: "http://localhost:8080"