feat: add harmonic-wordpress dev environment on Legion

- Add harmonic-wordpress namespace
- WordPress + MySQL deployment with PVCs and ExternalSecrets
- Ingress for dev.harmonic-framework.com via Traefik + cert-manager
- Argo CD Application watching k8s/harmonic-wordpress/
- Add public Gitea repo credential for git.neuralplatform.ai

servers/legion/apps/harmonic-wordpress.yaml

@@ -0,0 +1,20 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: harmonic-wordpress
+  namespace: argocd
+spec:
+  project: default
+  source:
+    repoURL: https://git.neuralplatform.ai/will/infrastructure.git
+    targetRevision: main
+    path: servers/legion/k8s/harmonic-wordpress
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: harmonic-wordpress
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true

servers/legion/argocd.tf

@@ -83,7 +83,7 @@ resource "kubernetes_ingress_v1" "argocd" {
   depends_on = [helm_release.argocd, helm_release.cert_manager]
 }
 
-# Gitea repo credentials for Argo CD
+# Gitea repo credentials for Argo CD (internal cluster IP)
 # Label argocd.argoproj.io/secret-type=repository tells Argo CD to use this as a repo credential
 resource "kubernetes_secret" "argocd_gitea_repo" {
   metadata {
@@ -104,6 +104,26 @@ resource "kubernetes_secret" "argocd_gitea_repo" {
   depends_on = [helm_release.argocd]
 }
 
+# Gitea repo credentials via public hostname (for apps referencing git.neuralplatform.ai)
+resource "kubernetes_secret" "argocd_gitea_repo_public" {
+  metadata {
+    name      = "argocd-repo-gitea-infrastructure-public"
+    namespace = kubernetes_namespace.argocd.metadata[0].name
+    labels = {
+      "argocd.argoproj.io/secret-type" = "repository"
+    }
+  }
+
+  data = {
+    type     = "git"
+    url      = "https://git.neuralplatform.ai/will/infrastructure.git"
+    username = "will"
+    password = var.gitea_api_token
+  }
+
+  depends_on = [helm_release.argocd]
+}
+
 # Root application — watches servers/legion/apps/ for app manifests
 resource "kubernetes_manifest" "argocd_root_app" {
   manifest = {

servers/legion/k8s/harmonic-wordpress/deployment.yaml

@@ -0,0 +1,150 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: mysql
+  namespace: harmonic-wordpress
+  labels:
+    app: mysql
+spec:
+  replicas: 1
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app: mysql
+  template:
+    metadata:
+      labels:
+        app: mysql
+    spec:
+      containers:
+        - name: mysql
+          image: mysql:8.0
+          ports:
+            - containerPort: 3306
+          env:
+            - name: MYSQL_DATABASE
+              value: wordpress
+            - name: MYSQL_USER
+              value: wordpress
+            - name: MYSQL_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: wordpress-db
+                  key: mysql_password
+            - name: MYSQL_ROOT_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: wordpress-db
+                  key: mysql_root_password
+          volumeMounts:
+            - name: data
+              mountPath: /var/lib/mysql
+          resources:
+            requests:
+              memory: 256Mi
+              cpu: 100m
+            limits:
+              memory: 512Mi
+              cpu: 500m
+          livenessProbe:
+            exec:
+              command: ["mysqladmin", "ping", "-h", "localhost"]
+            initialDelaySeconds: 30
+            periodSeconds: 10
+          readinessProbe:
+            exec:
+              command: ["mysqladmin", "ping", "-h", "localhost"]
+            initialDelaySeconds: 10
+            periodSeconds: 5
+      volumes:
+        - name: data
+          persistentVolumeClaim:
+            claimName: mysql-data
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: mysql
+  namespace: harmonic-wordpress
+spec:
+  selector:
+    app: mysql
+  ports:
+    - port: 3306
+      targetPort: 3306
+  type: ClusterIP
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: wordpress
+  namespace: harmonic-wordpress
+  labels:
+    app: wordpress
+spec:
+  replicas: 1
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app: wordpress
+  template:
+    metadata:
+      labels:
+        app: wordpress
+    spec:
+      containers:
+        - name: wordpress
+          image: wordpress:latest
+          ports:
+            - containerPort: 80
+          env:
+            - name: WORDPRESS_DB_HOST
+              value: mysql:3306
+            - name: WORDPRESS_DB_NAME
+              value: wordpress
+            - name: WORDPRESS_DB_USER
+              value: wordpress
+            - name: WORDPRESS_DB_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: wordpress-db
+                  key: mysql_password
+            - name: WORDPRESS_CONFIG_EXTRA
+              value: |
+                define('WP_HOME', 'https://dev.harmonic-framework.com');
+                define('WP_SITEURL', 'https://dev.harmonic-framework.com');
+          volumeMounts:
+            - name: data
+              mountPath: /var/www/html
+          resources:
+            requests:
+              memory: 256Mi
+              cpu: 100m
+            limits:
+              memory: 512Mi
+              cpu: 500m
+          readinessProbe:
+            httpGet:
+              path: /wp-login.php
+              port: 80
+            initialDelaySeconds: 30
+            periodSeconds: 10
+      volumes:
+        - name: data
+          persistentVolumeClaim:
+            claimName: wordpress-data
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: wordpress
+  namespace: harmonic-wordpress
+spec:
+  selector:
+    app: wordpress
+  ports:
+    - port: 80
+      targetPort: 80
+  type: ClusterIP

servers/legion/k8s/harmonic-wordpress/external-secrets.yaml

@@ -0,0 +1,22 @@
+apiVersion: external-secrets.io/v1beta1
+kind: ExternalSecret
+metadata:
+  name: wordpress-db
+  namespace: harmonic-wordpress
+spec:
+  refreshInterval: 1h
+  secretStoreRef:
+    name: vault
+    kind: ClusterSecretStore
+  target:
+    name: wordpress-db
+    creationPolicy: Owner
+  data:
+    - secretKey: mysql_root_password
+      remoteRef:
+        key: secret/data/harmonic-wordpress
+        property: mysql_root_password
+    - secretKey: mysql_password
+      remoteRef:
+        key: secret/data/harmonic-wordpress
+        property: mysql_password

servers/legion/k8s/harmonic-wordpress/ingress.yaml

@@ -0,0 +1,25 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: wordpress
+  namespace: harmonic-wordpress
+  annotations:
+    traefik.ingress.kubernetes.io/router.entrypoints: websecure
+    cert-manager.io/cluster-issuer: letsencrypt-prod
+spec:
+  ingressClassName: traefik
+  tls:
+    - hosts:
+        - dev.harmonic-framework.com
+      secretName: wordpress-tls
+  rules:
+    - host: dev.harmonic-framework.com
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: wordpress
+                port:
+                  number: 80

servers/legion/k8s/harmonic-wordpress/pvc.yaml

@@ -0,0 +1,25 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: wordpress-data
+  namespace: harmonic-wordpress
+spec:
+  storageClassName: local-path
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 10Gi
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: mysql-data
+  namespace: harmonic-wordpress
+spec:
+  storageClassName: local-path
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi

servers/legion/namespaces.tf

@@ -37,3 +37,13 @@ resource "kubernetes_namespace" "mudcraft" {
     }
   }
 }
+
+resource "kubernetes_namespace" "harmonic_wordpress" {
+  metadata {
+    name = "harmonic-wordpress"
+    labels = {
+      managed-by = "terraform"
+      tier       = "apps"
+    }
+  }
+}