chatbot-rag-app: reduces docker image size (#407)

Signed-off-by: Adrian Cole <[email protected]>

Author: codefromthecrypt

Diff for: docker/docker-compose-elastic.yml

@@ -69,7 +69,7 @@ services:
       - XPACK_ENCRYPTEDSAVEDOBJECTS_ENCRYPTIONKEY=fhjskloppd678ehkdfdlliverpoolfcr
       - SERVER_PUBLICBASEURL=http://127.0.0.1:5601
     healthcheck:
-      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status | grep -q 'All services are available'"]
+      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status | grep -q 'available'"]
       retries: 300
       interval: 1s
 

Diff for: example-apps/chatbot-rag-app/Dockerfile

@@ -5,24 +5,19 @@ COPY frontend ./frontend
 RUN cd frontend && yarn install
 RUN cd frontend && REACT_APP_API_HOST=/api yarn build
 
+# langchain and vertexai depend on a large number of system packages including
+# linux-headers, g++, geos, geos-dev, rust and cargo. These are already present
+# on -slim and adding them to -alpine results in a larger image than -slim.
 FROM python:3.12-slim
 
 WORKDIR /app
 RUN mkdir -p ./frontend/build
 COPY --from=build-step ./app/frontend/build ./frontend/build
-RUN mkdir ./api
-RUN mkdir ./data
-
-RUN apt-get update && apt-get install -y \
-    build-essential \
-    curl \
-    software-properties-common \
-    git \
-    && rm -rf /var/lib/apt/lists/*
-
 
 COPY requirements.txt ./requirements.txt
 RUN pip3 install -r ./requirements.txt
+
+RUN mkdir -p ./api ./data
 COPY api ./api
 COPY data ./data
 

Diff for: example-apps/chatbot-rag-app/README.md

@@ -165,8 +165,6 @@ pip-compile
 pip install -r requirements.txt
 # Add opentelemetry instrumentation for these dependencies
 edot-bootstrap >> requirements.txt
-# Missing dependency for langtrace vertexai instrumentation
-echo "setuptools" >> requirements.txt
 # Install opentelemetry dependencies
 pip install -r requirements.txt
 ```

Diff for: example-apps/chatbot-rag-app/requirements.in

@@ -16,5 +16,5 @@ langchain-mistralai
 
 # EDOT dependencies
 elastic-opentelemetry
-# Additional LLM support not in EDOT
+# Additional LLM support not yet in EDOT
 langtrace-python-sdk

Diff for: example-apps/chatbot-rag-app/requirements.txt

@@ -6,7 +6,7 @@
 #
 aiohappyeyeballs==2.4.6
     # via aiohttp
-aiohttp==3.11.12
+aiohttp==3.11.13
     # via
     #   langchain
     #   langchain-community
@@ -22,15 +22,15 @@ attrs==25.1.0
     # via aiohttp
 blinker==1.9.0
     # via flask
-boto3==1.36.24
+boto3==1.37.0
     # via
     #   langchain-aws
     #   langtrace-python-sdk
-botocore==1.36.24
+botocore==1.37.0
     # via
     #   boto3
     #   s3transfer
-cachetools==5.5.1
+cachetools==5.5.2
     # via google-auth
 certifi==2025.1.31
     # via
@@ -80,7 +80,7 @@ flask==3.1.0
     # via
     #   -r requirements.in
     #   flask-cors
-flask-cors==5.0.0
+flask-cors==5.0.1
     # via -r requirements.in
 frozenlist==1.5.0
     # via
@@ -109,11 +109,11 @@ google-cloud-aiplatform==1.81.0
     # via langchain-google-vertexai
 google-cloud-bigquery==3.29.0
     # via google-cloud-aiplatform
-google-cloud-core==2.4.1
+google-cloud-core==2.4.2
     # via
     #   google-cloud-bigquery
     #   google-cloud-storage
-google-cloud-resource-manager==1.14.0
+google-cloud-resource-manager==1.14.1
     # via google-cloud-aiplatform
 google-cloud-storage==2.19.0
     # via
@@ -127,7 +127,7 @@ google-resumable-media==2.7.2
     # via
     #   google-cloud-bigquery
     #   google-cloud-storage
-googleapis-common-protos[grpc]==1.67.0
+googleapis-common-protos[grpc]==1.68.0
     # via
     #   google-api-core
     #   grpc-google-iam-v1
@@ -164,7 +164,7 @@ httpx-sse==0.4.0
     #   langchain-community
     #   langchain-google-vertexai
     #   langchain-mistralai
-huggingface-hub==0.29.0
+huggingface-hub==0.29.1
     # via
     #   tokenizers
     #   transformers
@@ -200,7 +200,7 @@ langchain-cohere==0.4.2
     # via -r requirements.in
 langchain-community==0.3.18
     # via langchain-cohere
-langchain-core==0.3.37
+langchain-core==0.3.39
     # via
     #   langchain
     #   langchain-aws
@@ -215,13 +215,13 @@ langchain-elasticsearch==0.3.2
     # via -r requirements.in
 langchain-google-vertexai==2.0.13
     # via -r requirements.in
-langchain-mistralai==0.2.6
+langchain-mistralai==0.2.7
     # via -r requirements.in
-langchain-openai==0.3.6
+langchain-openai==0.3.7
     # via -r requirements.in
 langchain-text-splitters==0.3.6
     # via langchain
-langsmith==0.3.8
+langsmith==0.3.11
     # via
     #   langchain
     #   langchain-community
@@ -250,7 +250,7 @@ numpy==2.2.3
     #   langchain-community
     #   shapely
     #   transformers
-openai==1.63.2
+openai==1.64.0
     # via langchain-openai
 opentelemetry-api==1.30.0
     # via
@@ -323,11 +323,12 @@ packaging==24.2
     #   google-cloud-bigquery
     #   huggingface-hub
     #   langchain-core
+    #   langsmith
     #   marshmallow
     #   opentelemetry-instrumentation
     #   opentelemetry-instrumentation-sqlalchemy
     #   transformers
-propcache==0.2.1
+propcache==0.3.0
     # via
     #   aiohttp
     #   yarl
@@ -372,7 +373,7 @@ pydantic-core==2.27.2
     # via
     #   cohere
     #   pydantic
-pydantic-settings==2.7.1
+pydantic-settings==2.8.0
     # via langchain-community
 python-dateutil==2.9.0.post0
     # via
@@ -491,7 +492,9 @@ urllib3==2.3.0
     #   sentry-sdk
     #   types-requests
 werkzeug==3.1.3
-    # via flask
+    # via
+    #   flask
+    #   flask-cors
 wrapt==1.17.2
     # via
     #   deprecated
@@ -529,4 +532,3 @@ opentelemetry-instrumentation-system-metrics==0.51b0
 opentelemetry-instrumentation-tortoiseorm==0.51b0
 opentelemetry-instrumentation-urllib3==0.51b0
 elastic-opentelemetry-instrumentation-openai==0.6.0
-setuptools