Remove fonts folder, download Kalimati in Dockerfile

Dockerfile

@@ -4,7 +4,6 @@ FROM python:3.11-slim
 WORKDIR /app
 
 # Install system dependencies
-# fontconfig is needed to register and cache the Kalimati font
 RUN apt-get update && apt-get install -y \
     build-essential \
     curl \
@@ -19,11 +18,18 @@ COPY requirements.txt .
 RUN pip install --no-cache-dir --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt
 
-# Copy all app files (includes fonts/Kalimati.ttf)
+# Copy all app files
 COPY . .
 
-# Register Kalimati font with the system font cache
-# This allows matplotlib to find it system-wide as a fallback
+# Download Kalimati font directly (avoids committing binary to git)
+RUN mkdir -p /app/fonts && \
+    curl -L "https://github.com/googlefonts/nepali-fonts/raw/main/fonts/Kalimati/Kalimati-Regular.ttf" \
+    -o /app/fonts/Kalimati.ttf || \
+    curl -L "https://github.com/virtual-labs/virtual-labs.github.io/raw/master/fonts/Kalimati.ttf" \
+    -o /app/fonts/Kalimati.ttf || \
+    echo "WARNING: Kalimati font download failed, Devanagari may not render correctly"
+
+# Register font with system font cache
 RUN if [ -f /app/fonts/Kalimati.ttf ]; then \
         mkdir -p /usr/local/share/fonts/nepali && \
         cp /app/fonts/Kalimati.ttf /usr/local/share/fonts/nepali/ && \