modified snakeapi

deployment-service/snakeapi_service/dockerfile

@@ -1,19 +1,15 @@
 FROM python:3.11-slim
 WORKDIR /app
 
-# Install Jupyter, Flask, AWS CLI
+RUN pip install --no-cache-dir jupyter flask awscli flask_cors nbconvert nbformat
-RUN pip install --no-cache-dir jupyter flask awscli
 
-# Copy runner scripts and notebook (relative to this Dockerfile)
 COPY entrypoint.sh .
 COPY battlesnake_server.py .
 COPY notebook.ipynb .
 
 RUN chmod +x entrypoint.sh
 
-# Set and expose the port
 ENV PORT=3006
 EXPOSE 3006
 
-# Start the notebook-to-Flask loop
 CMD ["./entrypoint.sh"]

deployment-service/snakeapi_service/entrypoint.sh

@@ -1,18 +1,22 @@
 #!/usr/bin/env bash
 
+last_mod=0
+
 while true; do
-  # Fetch the latest notebook from S3 (common bucket + prefix)
   aws --endpoint-url "$AWS_ENDPOINT_URL_S3" --region "$AWS_REGION" \
-    s3 cp "s3://$BUCKET_NAME/$INSTANCE_PREFIX/notebook.ipynb" notebook.ipynb
+    s3 sync "s3://$BUCKET_NAME/$INSTANCE_PREFIX" . --exclude "*" --include "notebook.ipynb"
 
-  # Execute all cells, including run_server(...) in the last cell
+  if [ -f "notebook.ipynb" ]; then
-  jupyter nbconvert \
+    new_mod=$(stat -c %Y notebook.ipynb)
-    --to notebook \
+  else
-    --execute \
+    new_mod=0
-    --inplace \
+  fi
-    --ExecutePreprocessor.timeout=0 \
-    notebook.ipynb
 
+  if [ "$new_mod" -ne "$last_mod" ]; then
+    last_mod=$new_mod
+    jupyter nbconvert --to notebook --execute --inplace --ExecutePreprocessor.timeout=0 notebook.ipynb
     echo "Notebook executed; restarting..."
+  fi
+
   sleep 1
 done

deployment-service/snakeapi_service/fly.toml

@@ -0,0 +1,17 @@
+app = ""
+kill_signal = "SIGINT"
+kill_timeout = 5
+
+[build]
+dockerfile = "Dockerfile"
+
+[env]
+  PORT = "3006"
+
+[[services]]
+internal_port = 3006
+protocol = "tcp"
+
+[[services.ports]]
+handlers = ["http"]
+port = 80

deployment-service/snakeapi_service/snakeapi_server.py

@@ -1,7 +1,11 @@
 import os
 import logging
 import typing
-from flask import Flask, request
+import json
+import nbformat
+from nbconvert import PythonExporter
+import subprocess
+from flask import Flask, request, jsonify
 from flask_cors import CORS
 
 def run_server(handlers: typing.Dict):
@@ -26,10 +30,18 @@ def run_server(handlers: typing.Dict):
         handlers["end"](request.get_json())
         return "ok"
 
-    @app.after_request
+    @app.get("/notebook")
-    def identify_server(response):
+    def get_notebook():
-        response.headers["server"] = "battlesnake/github/starter-snake-python"
+        with open("notebook.ipynb", "r", encoding="utf-8") as f:
-        return response
+            content = f.read()
+        return content, 200, {"Content-Type": "application/json"}
+
+    @app.post("/notebook")
+    def update_notebook():
+        notebook_json = request.get_json()
+        with open("notebook.ipynb", "w", encoding="utf-8") as f:
+            json.dump(notebook_json, f)
+        return {"status": "saved"}, 200
 
     port = int(os.environ.get("PORT", "3006"))
     logging.getLogger("werkzeug").setLevel(logging.ERROR)