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Dockerfile.dockerfile

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+FROM python:3.11.11
+# always create the user first and add
+# to avoid the permission issue when editing the files later especially
+# if you want to use the dev mode
+RUN useradd -m -u 1000 user
+# define the directory and install packages
+WORKDIR /app
+
+# copy the requirements to container and install them
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip3 install --no-cache-dir -r requirements.txt
+# Copy the current directory contents into the container at /app setting the owner to the user
+# also set the user as owner for root directory to enable update permissions
+COPY --link --chown=1000 ./ /app
+# app will need to expose the port for taking browser inputs
+# make sure to have same port as mentioned in Readme.md
+# rest of the code is from https://huggingface.co/spaces/SpacesExamples/streamlit-docker-example/blob/main/Dockerfile
+# sepcific for streamlit docker
+EXPOSE 8501
+CMD streamlit run app.py \
+    --server.headless true \
+    --server.enableCORS false \
+    --server.enableXsrfProtection false \
+    --server.fileWatcherType none

app.py

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+import stream as st
+
+col_title, col_about = st.columns([8, 2])
+with col_title:
+    st.markdown(
+        "<h1 style='text-align:center;'> Montreal AI Decisions (MVP)</h1>",
+        unsafe_allow_html=True
+    )
+with col_about:
+    with st.expander("ℹ️ About this prototype"):
+        st.markdown(
+            """
+            - **Data**: Public decisions under the Montreal Protocol.  
+            - **Search**: Semantic (with a 0.3 cosine threshold).  
+            - **RAG**: Answers generated with top-5 semantic search results as context.  
+            ⚠️ For testing only; do not input sensitive info.  
+            AI answers may be incorrect or misleading.
+            """,
+            unsafe_allow_html=True
+        )

requirements.txt

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+streamlit==1.40.1