deploy to cloud run

.dockerignore

@@ -0,0 +1,61 @@
+# Git
+.git
+.gitignore
+
+# Python
+__pycache__
+*.pyc
+*.pyo
+*.pyd
+.Python
+env
+venv
+.venv
+pip-log.txt
+pip-delete-this-directory.txt
+.tox
+.coverage
+.coverage.*
+.pytest_cache
+nosetests.xml
+coverage.xml
+*.cover
+*.log
+.mypy_cache
+.dmypy.json
+dmypy.json
+
+# IDE
+.vscode
+.idea
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Documentation
+README.md
+TUTORIAL.txt
+
+# Development files
+circle.png
+
+# Node modules (if any)
+node_modules
+npm-debug.log*
+
+# Vercel
+vercel.json
+
+# Large static files that can be re-generated
+static/files/*.pkl
+static/files/*.png
+static/files/*.csv

Dockerfile

@@ -0,0 +1,46 @@
+# Use Python 3.8 slim image
+FROM python:3.8-slim
+
+# Set working directory
+WORKDIR /app
+
+# Install system dependencies required for ML libraries
+RUN apt-get update && apt-get install -y \
+    gcc \
+    g++ \
+    wget \
+    && rm -rf /var/lib/apt/lists/*
+
+# Upgrade pip to version 25 (latest available)
+RUN pip install --upgrade pip
+
+# Copy requirements first for better caching
+COPY requirements_docker.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements_docker.txt
+
+# Download NLTK data
+RUN python -c "import nltk; nltk.download('punkt'); nltk.download('stopwords')"
+
+# Copy application code
+COPY . .
+
+# Create necessary directories for file uploads and static files
+RUN mkdir -p static/files
+
+# Set environment variables
+ENV FLASK_APP=app.py
+ENV FLASK_ENV=production
+ENV PYTHONUNBUFFERED=1
+
+# Expose port
+EXPOSE 8080
+
+# Create non-root user for security
+RUN useradd --create-home --shell /bin/bash app \
+    && chown -R app:app /app
+USER app
+
+# Command to run the application
+CMD ["python", "-m", "gunicorn", "--bind", "0.0.0.0:8080", "--workers", "1", "--timeout", "120", "app:app"]

app.py

@@ -433,4 +433,5 @@ def visualisasi():
     return render_template('visualisasi.html')
 
 if __name__ == "__main__":
-    app.run(debug=True)
+    port = int(os.environ.get("PORT", 8080))
+    app.run(host="0.0.0.0", port=port, debug=False)

cloudrun.yaml

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+apiVersion: serving.knative.dev/v1
+kind: Service
+metadata:
+  annotations:
+    run.googleapis.com/ingress: all
+    run.googleapis.com/execution-environment: gen2
+  name: flask-sentiment-analysis
+spec:
+  template:
+    metadata:
+      annotations:
+        run.googleapis.com/execution-environment: gen2
+        run.googleapis.com/cpu-throttling: "false"
+    spec:
+      containerConcurrency: 1000
+      timeoutSeconds: 300
+      containers:
+      - image: gcr.io/PROJECT_ID/flask-sentiment-analysis
+        ports:
+        - containerPort: 8080
+        resources:
+          limits:
+            memory: 2Gi
+            cpu: 1000m
+        env:
+        - name: PORT
+          value: "8080"

deploy.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+# Set your project variables
+PROJECT_ID="your-gcp-project-id"
+SERVICE_NAME="flask-sentiment-analysis"
+REGION="asia-southeast1"  # Singapore region (closest to Indonesia)
+
+echo "Building Docker image..."
+docker build -t gcr.io/$PROJECT_ID/$SERVICE_NAME .
+
+echo "Pushing image to Google Container Registry..."
+docker push gcr.io/$PROJECT_ID/$SERVICE_NAME
+
+echo "Deploying to Cloud Run..."
+gcloud run deploy $SERVICE_NAME \
+  --image gcr.io/$PROJECT_ID/$SERVICE_NAME \
+  --platform managed \
+  --region $REGION \
+  --allow-unauthenticated \
+  --memory 2Gi \
+  --cpu 1 \
+  --timeout 300 \
+  --max-instances 10 \
+  --port 8080
+
+echo "Deployment completed!"
+echo "Your app should be available at the URL shown above."

requirements_docker.txt

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+# Core Flask dependencies
+Flask==2.3.3
+gunicorn==21.2.0
+Werkzeug==2.3.7
+
+# Machine Learning & Data Processing
+scikit-learn==1.3.0
+pandas==2.0.3
+numpy==1.24.3
+nltk==3.8.1
+textblob==0.17.1
+
+# Indonesian NLP
+Sastrawi==1.0.1
+
+# Social Media API
+tweepy==4.14.0
+
+# Translation
+googletrans==4.0.0rc1
+
+# Image Processing & Visualization
+matplotlib==3.7.2
+wordcloud==1.9.2
+Pillow==10.0.0
+
+# Utilities
+requests==2.31.0
+urllib3==2.0.4