diff --git a/.gitignore b/.gitignore
index f4dde42..049f06b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -156,3 +156,4 @@ dmypy.json
 /poetry.lock
 /tilellm/modules/pdf_ocr/PDF_GRAPHRAG_INTEGRATION_PROPOSAL.md
 /tilellm/modules/pdf_ocr/PDF_OCR_IMPLEMENTATION_STATUS.md
+*vscode*
\ No newline at end of file
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..0114a5f
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,25 @@
+COMPOSE_FILE := ./docker/docker-compose.yml
+ENV_FILE := ./docker/.env
+PROFILE ?= app-base
+
+.PHONY: up down restart ps logs logs-app logs-redis
+
+up:
+	docker compose --env-file $(ENV_FILE) -f $(COMPOSE_FILE) --profile $(PROFILE) up --build -d
+
+down:
+	docker compose --env-file $(ENV_FILE) -f $(COMPOSE_FILE) --profile $(PROFILE) down
+
+restart: down up
+
+ps:
+	docker compose --env-file $(ENV_FILE) -f $(COMPOSE_FILE) --profile $(PROFILE) ps
+
+logs:
+	docker compose --env-file $(ENV_FILE) -f $(COMPOSE_FILE) --profile $(PROFILE) logs -f
+
+logs-app:
+	docker compose --env-file $(ENV_FILE) -f $(COMPOSE_FILE) logs -f app-base app-graph app-ocr app-all
+
+logs-redis:
+	docker compose --env-file $(ENV_FILE) -f $(COMPOSE_FILE) logs -f redis
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 62de909..9114e7f 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -54,11 +54,11 @@ services:
       - ENABLE_PROFILER=${ENABLE_PROFILER}
       - ENABLE_GRAPHRAG_FALKOR=${ENABLE_GRAPHRAG_FALKOR}
       - FALKORDB_URI=${FALKORDB_URI}
-      - FALKORDB_MAX_CONNECTIONS="${FALKORDB_MAX_CONNECTIONS}
+      - FALKORDB_MAX_CONNECTIONS=${FALKORDB_MAX_CONNECTIONS}
       - FALKORDB_SOCKET_TIMEOUT=${FALKORDB_SOCKET_TIMEOUT}
       - FALKORDB_SOCKET_CONNECT_TIMEOUT=${FALKORDB_SOCKET_CONNECT_TIMEOUT}
       - FALKORDB_SOCKET_KEEPALIVE=${FALKORDB_SOCKET_KEEPALIVE}
-      - FALKORDB_RETRY_ON_TIMEOUT="${FALKORDB_RETRY_ON_TIMEOUT}
+      - FALKORDB_RETRY_ON_TIMEOUT=${FALKORDB_RETRY_ON_TIMEOUT}
       - ENABLE_GRAPHRAG=${ENABLE_GRAPHRAG}
       - ENABLE_PDF_OCR=${ENABLE_PDF_OCR}
       - ENABLE_CONVERSION=${ENABLE_CONVERSION}
@@ -88,11 +88,11 @@ services:
       - ENABLE_GRAPHRAG=${ENABLE_GRAPHRAG}
       - ENABLE_GRAPHRAG_FALKOR=${ENABLE_GRAPHRAG_FALKOR}
       - FALKORDB_URI=${FALKORDB_URI}
-      - FALKORDB_MAX_CONNECTIONS="${FALKORDB_MAX_CONNECTIONS}
+      - FALKORDB_MAX_CONNECTIONS=${FALKORDB_MAX_CONNECTIONS}
       - FALKORDB_SOCKET_TIMEOUT=${FALKORDB_SOCKET_TIMEOUT}
       - FALKORDB_SOCKET_CONNECT_TIMEOUT=${FALKORDB_SOCKET_CONNECT_TIMEOUT}
       - FALKORDB_SOCKET_KEEPALIVE=${FALKORDB_SOCKET_KEEPALIVE}
-      - FALKORDB_RETRY_ON_TIMEOUT="${FALKORDB_RETRY_ON_TIMEOUT}
+      - FALKORDB_RETRY_ON_TIMEOUT=${FALKORDB_RETRY_ON_TIMEOUT}
       - ENABLE_PDF_OCR=${ENABLE_PDF_OCR}
       - ENABLE_CONVERSION=${ENABLE_CONVERSION}
       - ENABLE_TOOLS_REGISTRY=${ENABLE_TOOLS_REGISTRY}
@@ -129,11 +129,11 @@ services:
       - ENABLE_GRAPHRAG=${ENABLE_GRAPHRAG}
       - ENABLE_GRAPHRAG_FALKOR=${ENABLE_GRAPHRAG_FALKOR}
       - FALKORDB_URI=${FALKORDB_URI}
-      - FALKORDB_MAX_CONNECTIONS="${FALKORDB_MAX_CONNECTIONS}
+      - FALKORDB_MAX_CONNECTIONS=${FALKORDB_MAX_CONNECTIONS}
       - FALKORDB_SOCKET_TIMEOUT=${FALKORDB_SOCKET_TIMEOUT}
       - FALKORDB_SOCKET_CONNECT_TIMEOUT=${FALKORDB_SOCKET_CONNECT_TIMEOUT}
       - FALKORDB_SOCKET_KEEPALIVE=${FALKORDB_SOCKET_KEEPALIVE}
-      - FALKORDB_RETRY_ON_TIMEOUT="${FALKORDB_RETRY_ON_TIMEOUT}
+      - FALKORDB_RETRY_ON_TIMEOUT=${FALKORDB_RETRY_ON_TIMEOUT}
       - ENABLE_PDF_OCR=${ENABLE_PDF_OCR}
       - ENABLE_CONVERSION=${ENABLE_CONVERSION}
       - ENABLE_TOOLS_REGISTRY=${ENABLE_TOOLS_REGISTRY}
diff --git a/tilellm/__main__.py b/tilellm/__main__.py
index fb48547..c6f0afe 100644
--- a/tilellm/__main__.py
+++ b/tilellm/__main__.py
@@ -14,6 +14,7 @@
 from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
 from fastapi_cprofile.profiler import CProfileMiddleware
 from fastapi.responses import JSONResponse
+from pydantic import BaseModel
 
 import asyncio
 from redis.asyncio import Redis, from_url
@@ -35,7 +36,14 @@
                                     RepositoryDescNamespaceResult, RepositoryItems, SimpleAnswer,
                                     RepositoryEngine, RetrievalChunksResult)
 from tilellm.models.schemas.general_schemas import AsyncTaskResponse
-from tilellm.modules.knowledge_graph.models.schemas import TaskPollResponse
+try:
+    from tilellm.modules.knowledge_graph.models.schemas import TaskPollResponse
+except ImportError:
+    class TaskPollResponse(BaseModel):
+        task_id: str
+        status: str
+        result: dict | None = None
+        error: str | None = None
 
 try:
     from tilellm.modules.task_executor.tasks import task_scrape_item_single
diff --git a/tilellm/models/llm.py b/tilellm/models/llm.py
index 234af87..5c47839 100644
--- a/tilellm/models/llm.py
+++ b/tilellm/models/llm.py
@@ -94,7 +94,7 @@ class QuestionAnswer(BaseModel):
     tags: Optional[Union[str, List[str]]] = None
     llm: Optional[str] = Field(default="openai")
     gptkey: Optional[SecretStr] = "sk"
-    model: Union[str, LlmEmbeddingModel] = Field(default="gpt-3.5-turbo")
+    model: Union[str, LlmEmbeddingModel] = Field(default="gpt-4.1-nano")
     sparse_encoder: Union[str, "TEIConfig", None] = Field(default="splade") #bge-m3
     temperature: float = Field(default=0.0)
     top_k: int = Field(default=5)
diff --git a/tilellm/store/pinecone/pinecone_repository_base.py b/tilellm/store/pinecone/pinecone_repository_base.py
index a5e5718..aee92d6 100644
--- a/tilellm/store/pinecone/pinecone_repository_base.py
+++ b/tilellm/store/pinecone/pinecone_repository_base.py
@@ -1,5 +1,6 @@
 import uuid
 from abc import abstractmethod
+import os
 
 import time
 import asyncio
@@ -119,13 +120,15 @@ async def _create_index_if_not_exists(self):
         logger.info(f'Creating new index {self.engine.index_name}...')
         try:
             if self.engine.type == "serverless":
+                serverless_cloud = os.environ.get("PINECONE_SERVERLESS_CLOUD", "aws")
+                serverless_region = os.environ.get("PINECONE_SERVERLESS_REGION", "us-east-1")
                 await self._pc_client.create_index(
                     name=self.engine.index_name,
                     dimension=self.emb_dimension,
                     metric=self.engine.metric,
                     spec=pinecone.ServerlessSpec(
-                        cloud="aws",
-                        region="us-west-2"
+                        cloud=serverless_cloud,
+                        region=serverless_region
                     )
                 )
             else:  # Pod type
@@ -815,11 +818,13 @@ async def create_index_instance(engine, embeddings, emb_dimension) -> PineconeVe
             logger.debug(f'Create index {engine.index_name} and embeddings ...')
 
             if engine.type == "serverless": #os.environ.get("PINECONE_TYPE") == "serverless":
+                serverless_cloud = os.environ.get("PINECONE_SERVERLESS_CLOUD", "aws")
+                serverless_region = os.environ.get("PINECONE_SERVERLESS_REGION", "us-east-1")
                 await pc.create_index(engine.index_name,   # const.PINECONE_INDEX,
                                 dimension=emb_dimension,
                                 metric=engine.metric,
-                                spec=pinecone.ServerlessSpec(cloud="aws",
-                                                             region="us-west-2"
+                                spec=pinecone.ServerlessSpec(cloud=serverless_cloud,
+                                                             region=serverless_region
                                                              )
                                 )
             else:
@@ -953,4 +958,3 @@ async def _create_vector_store_instance(engine, embeddings, emb_dimension) -> Ca
 
 
 
-