REFACTOR(api): remove Groq API dependency

- Remove Groq API integration
- Use only Anthropic Claude API

deploy/k8s/base/deployment.yaml

@@ -32,13 +32,6 @@ spec:
             secretKeyRef:
               name: mas-api-keys
               key: anthropic-api-key
-        - name: GROQ_API_KEY
-          valueFrom:
-            secretKeyRef:
-              name: mas-api-keys
-              key: groq-api-key
-        - name: GROQ_API_BASE
-          value: "https://api.groq.com/openai/v1"
         # Chainlit uses asyncpg directly (not SQLAlchemy)
         - name: CHAINLIT_DATABASE_URL
           value: "postgresql://bluemayne:$(POSTGRES_PASSWORD)@postgresql-rw.postgresql.svc.cluster.local:5432/mas"

deploy/k8s/overlays/prod/externalsecret.yaml

@@ -15,10 +15,6 @@ spec:
       remoteRef:
         key: mas/api-keys
         property: ANTHROPIC_API_KEY
-    - secretKey: groq-api-key
-      remoteRef:
-        key: mas/api-keys
-        property: GROQ_API_KEY
 ---
 apiVersion: external-secrets.io/v1
 kind: ExternalSecret

deploy/k8s/overlays/prod/kustomization.yaml

@@ -16,5 +16,5 @@ commonLabels:
 images:
   - name: ghcr.io/mayne0213/mas
     newName: ghcr.io/mayne0213/mas
-    newTag: main-sha-fcc2ebbbe3d47cc347e6907e65882e3eed8d2d32
+    newTag: main-sha-f9e224d1babebeb86275a65872bb9980b8ebff5f