feat: add secret.yaml template for storing sensitive data

This commit adds a new file, secret.yaml, which is a template for storing sensitive data such as database credentials and JWT secret. The template includes placeholders for the values, which will be populated during deployment.

templates/secret.yaml

@@ -0,0 +1,12 @@
+apiVersion: v1
+data:
+  spring.datasource.url: {{ .Values.spring.datasource.url | b64enc | quote }}
+  spring.datasource.username: {{ .Values.spring.datasource.username | b64enc | quote }}
+  spring.datasource.password: {{ .Values.spring.datasource.password | b64enc | quote }}
+  spring.datasource.driver-class-name: {{ .Values.spring.datasource.driver-class-name | b64enc | quote }}
+  jwt.secret: {{ .Values.jwt.secret | b64enc | quote }}
+  
+kind: Secret
+metadata:
+  creationTimestamp: null
+  name: secret

values.yaml

@@ -2,6 +2,17 @@
 # This is a YAML-formatted file.
 # Declare variables to be passed into your templates.
 
+spring:
+  datasource:
+    url:
+    username:
+    password:
+    driver-class-name:
+
+jwt:
+  secret:
+
+
 replicaCount: 1
 
 image: