Add helm deployment instructions for GenAIExamples (#1373)

Add helm deployment instructions for ChatQnA, AgentQnA, AudioQnA, CodeTrans, DocSum, FaqGen and VisualQnA

Signed-off-by: Dolpher Du <dolpher.du@intel.com>

CodeTrans/kubernetes/helm/README.md

@@ -0,0 +1,18 @@
+# Deploy CodeTrans on Kubernetes cluster
+
+- You should have Helm (version >= 3.15) installed. Refer to the [Helm Installation Guide](https://helm.sh/docs/intro/install/) for more information.
+- For more deploy options, refer to [helm charts README](https://github.com/opea-project/GenAIInfra/tree/main/helm-charts#readme).
+
+## Deploy on Xeon
+
+```
+export HFTOKEN="insert-your-huggingface-token-here"
+helm install codetrans oci://ghcr.io/opea-project/charts/codetrans  --set global.HUGGINGFACEHUB_API_TOKEN=${HFTOKEN} -f cpu-values.yaml
+```
+
+## Deploy on Gaudi
+
+```
+export HFTOKEN="insert-your-huggingface-token-here"
+helm install codetrans oci://ghcr.io/opea-project/charts/codetrans  --set global.HUGGINGFACEHUB_API_TOKEN=${HFTOKEN} -f gaudi-values.yaml
+```

CodeTrans/kubernetes/helm/cpu-values.yaml

@@ -0,0 +1,5 @@
+# Copyright (C) 2024 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+tgi:
+  LLM_MODEL_ID: mistralai/Mistral-7B-Instruct-v0.3

CodeTrans/kubernetes/helm/gaudi-values.yaml

@@ -0,0 +1,27 @@
+# Copyright (C) 2024 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+tgi:
+  accelDevice: "gaudi"
+  image:
+    repository: ghcr.io/huggingface/tgi-gaudi
+    tag: "2.0.6"
+  resources:
+    limits:
+      habana.ai/gaudi: 1
+  MAX_INPUT_LENGTH: "1024"
+  MAX_TOTAL_TOKENS: "2048"
+  CUDA_GRAPHS: ""
+  livenessProbe:
+    initialDelaySeconds: 5
+    periodSeconds: 5
+    timeoutSeconds: 1
+  readinessProbe:
+    initialDelaySeconds: 5
+    periodSeconds: 5
+    timeoutSeconds: 1
+  startupProbe:
+    initialDelaySeconds: 5
+    periodSeconds: 5
+    timeoutSeconds: 1
+    failureThreshold: 120