chore: Updating documentation and adding exception handling for Vector Stores in RAG Tool and updating inference to use openai and updating memory implementation to use existing libraries

Signed-off-by: Francisco Javier Arceo <farceo@redhat.com>

docs/source/distributions/k8s-benchmark/stack-configmap.yaml

@@ -6,6 +6,7 @@ data:
     apis:
     - agents
     - inference
+    - files
     - safety
     - telemetry
     - tool_runtime
@@ -19,13 +20,6 @@ data:
           max_tokens: ${env.VLLM_MAX_TOKENS:=4096}
           api_token: ${env.VLLM_API_TOKEN:=fake}
           tls_verify: ${env.VLLM_TLS_VERIFY:=true}
-      - provider_id: vllm-safety
-        provider_type: remote::vllm
-        config:
-          url: ${env.VLLM_SAFETY_URL:=http://localhost:8000/v1}
-          max_tokens: ${env.VLLM_MAX_TOKENS:=4096}
-          api_token: ${env.VLLM_API_TOKEN:=fake}
-          tls_verify: ${env.VLLM_TLS_VERIFY:=true}
       - provider_id: sentence-transformers
         provider_type: inline::sentence-transformers
         config: {}
@@ -41,6 +35,14 @@ data:
             db: ${env.POSTGRES_DB:=llamastack}
             user: ${env.POSTGRES_USER:=llamastack}
             password: ${env.POSTGRES_PASSWORD:=llamastack}
+      files:
+      - provider_id: meta-reference-files
+        provider_type: inline::localfs
+        config:
+          storage_dir: ${env.FILES_STORAGE_DIR:=~/.llama/distributions/starter/files}
+          metadata_store:
+            type: sqlite
+            db_path: ${env.SQLITE_STORE_DIR:=~/.llama/distributions/starter}/files_metadata.db
       safety:
       - provider_id: llama-guard
         provider_type: inline::llama-guard
@@ -111,9 +113,6 @@ data:
     - model_id: ${env.INFERENCE_MODEL}
       provider_id: vllm-inference
       model_type: llm
-    - model_id: ${env.SAFETY_MODEL}
-      provider_id: vllm-safety
-      model_type: llm
     shields:
     - shield_id: ${env.SAFETY_MODEL:=meta-llama/Llama-Guard-3-1B}
     vector_dbs: []

docs/source/distributions/k8s-benchmark/stack_run_config.yaml

@@ -3,6 +3,7 @@ image_name: kubernetes-benchmark-demo
 apis:
 - agents
 - inference
+- files
 - safety
 - telemetry
 - tool_runtime
@@ -31,6 +32,14 @@ providers:
         db: ${env.POSTGRES_DB:=llamastack}
         user: ${env.POSTGRES_USER:=llamastack}
         password: ${env.POSTGRES_PASSWORD:=llamastack}
+  files:
+  - provider_id: meta-reference-files
+    provider_type: inline::localfs
+    config:
+      storage_dir: ${env.FILES_STORAGE_DIR:=~/.llama/distributions/starter/files}
+      metadata_store:
+        type: sqlite
+        db_path: ${env.SQLITE_STORE_DIR:=~/.llama/distributions/starter}/files_metadata.db
   safety:
   - provider_id: llama-guard
     provider_type: inline::llama-guard