Switch to Docker SDK to fix tokenizers build failure

Native streamlit SDK ships an old pip that tries to compile tokenizers
from source (requiring Rust). Docker lets us upgrade pip first so the
pre-built tokenizers wheel is found and used instead.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Dockerfile

@@ -0,0 +1,16 @@
+FROM python:3.10-slim
+
+WORKDIR /code
+
+COPY requirements.txt .
+RUN pip install --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+EXPOSE 7860
+
+CMD ["streamlit", "run", "app.py", \
+     "--server.port=7860", \
+     "--server.address=0.0.0.0", \
+     "--server.headless=true"]

README.md

@@ -3,8 +3,7 @@ title: Ancient_Greek_Spacy_Models
 emoji: 🐨
 colorFrom: yellow
 colorTo: green
-sdk: streamlit
-app_file: app.py
+sdk: docker
 pinned: true
 ---