Update build commands readme.md, add cache info for local run in lightspeed-stack.yaml (#16)

Signed-off-by: Lucas <lyoon@redhat.com>

Author: JslYoon

README.md

@@ -116,7 +116,7 @@ By default this Llama Stack has a Safety Shield for question validation enabled.
 ### Running Locally
 
 ```
-podman run -it -p 8321:8321 --env-file ./env/values.env -v ./embeddings_model:/app-root/embeddings_model -v ./vector_db/rhdh_product_docs:/app-root/vector_db/rhdh_product_docs quay.io/redhat-ai-dev/llama-stack:latest
+podman run -it -p 8321:8321 --env-file ./env/values.env -v ./embeddings_model:/app-root/embeddings_model:Z -v ./vector_db/rhdh_product_docs:/app-root/vector_db/rhdh_product_docs:Z quay.io/redhat-ai-dev/llama-stack:latest
 ```
 
 Latest Lightspeed Core developer image:

lightspeed-stack.yaml

@@ -14,4 +14,8 @@ user_data_collection:
   feedback_enabled: false
   feedback_storage: "/tmp/data/feedback"
 authentication:
-  module: "noop"
+  module: "noop"
+conversation_cache:
+  type: "sqlite"
+  sqlite:
+    db_path: "/tmp/cache.db"