feat: Dockerfile für das Market Intelligence Backend hinzufügen
Erstellt ein mehrstufiges Dockerfile, um die Python- und Node.js-Umgebung für den Backend-Service zu kapseln. Dies soll die 'cygrpc'-Kompatibilitätsprobleme durch eine saubere, kontrollierte Build-Umgebung lösen.
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108
Dockerfile
108
Dockerfile
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# 1. Basis-Image
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# Dockerfile für das Market Intelligence Backend
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FROM python:3.8-slim
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# Nutzt ein Node.js Image als Basis und installiert Python und alle Abhängigkeiten.
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# 2. System-Abhängigkeiten installieren (für Chrome etc.)
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# Phase 1: Build Stage für Python-Abhängigkeiten
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RUN apt-get update && apt-get install -y \
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FROM node:20-slim as python-deps
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wget \
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unzip \
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gnupg \
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ca-certificates \
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fonts-liberation \
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libasound2 \
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libatk-bridge2.0-0 \
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libatk1.0-0 \
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libcups2 \
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libdbus-1-3 \
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libgdk-pixbuf2.0-0 \
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libnspr4 \
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libnss3 \
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libx11-xcb1 \
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libxcomposite1 \
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libxdamage1 \
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libxrandr2 \
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xdg-utils \
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--no-install-recommends && \
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rm -rf /var/lib/apt/lists/*
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# 3. Google Chrome Stable installieren
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RUN wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | apt-key add - && \
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echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google-chrome.list && \
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apt-get update && \
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apt-get install -y google-chrome-stable --no-install-recommends && \
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rm -rf /var/lib/apt/lists/*
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# 4. Passenden Chromedriver installieren (FINALE METHODE MIT VERSIONSABGLEICH)
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# Liest die installierte Chrome-Version aus und sucht den exakt passenden Treiber.
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RUN \
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export CHROME_VERSION=$(google-chrome --version | cut -f 3 -d ' ') && \
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DRIVER_URL=$(wget -O- --no-check-certificate "https://googlechromelabs.github.io/chrome-for-testing/known-good-versions-with-downloads.json" | python -c "import os, json, sys; \
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versions = json.load(sys.stdin)['versions']; \
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target_version = os.environ['CHROME_VERSION']; \
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v_entry = next(v for v in versions if v['version'] == target_version); \
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url = next(d['url'] for d in v_entry['downloads']['chromedriver'] if d['platform'] == 'linux64'); \
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print(url)") && \
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wget --no-check-certificate -q "${DRIVER_URL}" -O /tmp/chromedriver.zip && \
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unzip /tmp/chromedriver.zip -d /usr/local/bin/ && \
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mv /usr/local/bin/chromedriver-linux64/chromedriver /usr/local/bin/ && \
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rm -rf /tmp/chromedriver.zip /usr/local/bin/chromedriver-linux64 && \
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chmod +x /usr/local/bin/chromedriver
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# 5. App-Verzeichnis einrichten
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WORKDIR /app
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WORKDIR /app
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# 6. Anwendungsdateien kopieren
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# Systemabhängigkeiten für Python-Builds (insbesondere grpcio)
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COPY . .
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RUN apt-get update && apt-get install -y \
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python3 \
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python3-pip \
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python3-venv \
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python3-dev \
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build-essential \
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gcc \
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&& rm -rf /var/lib/apt/lists/*
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# 7. Python-Abhängigkeiten installieren
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# Virtuelle Umgebung erstellen und aktivieren
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RUN pip3 install --no-cache-dir -r requirements.txt
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RUN python3 -m venv .venv
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ENV PATH="/app/.venv:$PATH"
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# 8. Standard-Startbefehl festlegen
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# Python-Abhängigkeiten kopieren und installieren
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CMD ["python3", "scrape_fotograf.py"]
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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# Phase 2: Final Stage
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FROM node:20-slim
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WORKDIR /app
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# Systemabhängigkeiten für den Runtime-Betrieb
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RUN apt-get update && apt-get install -y \
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python3 \
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# Optional: weitere Runtime-Abhängigkeiten hier hinzufügen, falls benötigt
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&& rm -rf /var/lib/apt/lists/*
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# Venv aus der Build Stage kopieren
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COPY --from=python-deps /app/.venv ./.venv
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ENV PATH="/app/.venv:$PATH"
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# Node.js-Anwendung und Python-Skript kopieren
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COPY general-market-intelligence/package*.json ./general-market-intelligence/
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COPY general-market-intelligence/server.cjs ./general-market-intelligence/
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COPY general-market-intelligence/.gitignore ./general-market-intelligence/
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COPY market_intel_orchestrator.py .
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COPY gemini_api_key.txt .
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COPY tmp tmp/
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# Node.js-Abhängigkeiten installieren
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RUN cd general-market-intelligence && npm install --no-cache
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# Umgebungsvariablen setzen (API Key wird aus Datei geladen, hier nur als Beispiel)
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# ENV GEMINI_API_KEY="your_gemini_api_key_here" # Besser: Als bind mount oder Secret managen
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# Port für die Node.js API-Brücke
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EXPOSE 3001
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# Startbefehl für den Node.js API-Brücke-Server
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CMD ["node", "general-market-intelligence/server.cjs"]
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