refractor blogpost and cdn chall

services/blogpost/entrypoint.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+set -e
+
+FLAG_SHA=$(head -c 64 /dev/urandom | sha256sum | awk '{print $1}')
+FLAG="GEMASTIK{${FLAG_SHA}}"
+echo "$FLAG" > /app/flag.txt
+chmod 400 /app/flag.txt
+
+mkdir -p /app/uploads
+mkdir -p /data
+
+DBFILE=/data/app.db
+if [ ! -f "$DBFILE" ]; then
+  echo "Initializing database..."
+  sqlite3 $DBFILE < /app/init_db.sql
+fi
+
+echo "Starting Flask app (port 8000)..."
+export FLASK_APP=/app/app.py
+export FLASK_ENV=production
+
+python /app/app.py