deploy DHARMA registry to neuron-prod

- Dockerfile for Go DHARMA server (registry.neuralplatform.ai/neuron-technologies/dharma)
- k8s manifests: deployment, service, ExternalSecret (Vault), IngressRoute
- Argo CD app: deploys to neuron-prod namespace
- Cloudflare tunnel rule for dharma.neurontechnologies.ai
- DNS CNAME record for dharma.neurontechnologies.ai → legion tunnel
- Vault secrets already populated (api_key, encryption_key, jwt_secret, engram_key, engram_url)
- Connects to neuron-daemon (engram) at neuron-daemon.neuron-prod.svc.cluster.local:7749

servers/legion/k8s/neuron-technologies/dharma/deployment.yaml

@@ -0,0 +1,65 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: dharma
+  namespace: neuron-prod
+  labels:
+    app: dharma
+    env: prod
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: dharma
+  template:
+    metadata:
+      labels:
+        app: dharma
+        env: prod
+    spec:
+      securityContext:
+        runAsNonRoot: true
+        runAsUser: 1001
+        fsGroup: 1001
+        seccompProfile:
+          type: RuntimeDefault
+      containers:
+        - name: dharma
+          image: registry.neuralplatform.ai/neuron-technologies/dharma:latest
+          imagePullPolicy: Always
+          ports:
+            - name: http
+              containerPort: 8765
+          env:
+            - name: DHARMA_PORT
+              value: "8765"
+          envFrom:
+            - secretRef:
+                name: dharma-secrets
+          securityContext:
+            allowPrivilegeEscalation: false
+            readOnlyRootFilesystem: true
+            runAsNonRoot: true
+            capabilities:
+              drop: ["ALL"]
+          livenessProbe:
+            httpGet:
+              path: /health
+              port: 8765
+            initialDelaySeconds: 10
+            periodSeconds: 30
+            failureThreshold: 3
+          readinessProbe:
+            httpGet:
+              path: /health
+              port: 8765
+            initialDelaySeconds: 5
+            periodSeconds: 10
+            failureThreshold: 3
+          resources:
+            requests:
+              cpu: 100m
+              memory: 128Mi
+            limits:
+              cpu: 500m
+              memory: 256Mi