Improve Tesseract installation and configuration

build.sh

@@ -1,24 +1,63 @@
 #!/bin/bash
 
+# Exit on error
+set -e
+
+echo "Starting build process..."
+
 # Install system dependencies for tesseract with more specific packages
-apt-get update && apt-get install -y tesseract-ocr tesseract-ocr-eng libtesseract-dev libleptonica-dev pkg-config
+echo "Installing Tesseract and dependencies..."
+apt-get update && apt-get install -y \
+    tesseract-ocr \
+    tesseract-ocr-eng \
+    libtesseract-dev \
+    libleptonica-dev \
+    pkg-config
+
+# Verify tesseract installation
+if ! command -v tesseract &> /dev/null; then
+    echo "Tesseract installation failed!"
+    exit 1
+fi
+echo "Tesseract version: $(tesseract --version)"
 
 # Set TESSDATA_PREFIX environment variable
 TESSDATA_PREFIX=$(dpkg -L tesseract-ocr-eng | grep tessdata$)
+if [ -z "$TESSDATA_PREFIX" ]; then
+    echo "Could not find tessdata directory!"
+    exit 1
+fi
 echo "Set TESSDATA_PREFIX=${TESSDATA_PREFIX}"
 export TESSDATA_PREFIX
 
+# Add TESSDATA_PREFIX to environment for persistence
+echo "TESSDATA_PREFIX=${TESSDATA_PREFIX}" >> /etc/environment
+
+# Verify tessdata directory
+if [ ! -d "$TESSDATA_PREFIX" ]; then
+    echo "Tessdata directory does not exist!"
+    exit 1
+fi
+echo "Tessdata directory contents:"
+ls -l $TESSDATA_PREFIX
+
 # Uninstall any existing tesserocr and install from source
-pip uninstall -y tesserocr
+echo "Installing tesserocr from source..."
+pip uninstall -y tesserocr || true
 pip install --no-binary :all: tesserocr
 
 # Install ocrmac
+echo "Installing ocrmac..."
 pip install ocrmac
 
 # Install Python dependencies
+echo "Installing Python dependencies..."
 pip install -e .
 
 # Create .env file if it doesn't exist
 if [ ! -f .env ]; then
+    echo "Creating .env file..."
     cp .env.example .env
-fi
+fi
+
+echo "Build process completed successfully!"

requirements.txt

@@ -9,4 +9,7 @@ pipdeptree==2.25.0
 pytesseract==0.3.13
 semchunk==2.2.2
 tesseract==0.1.3
+tesserocr>=2.5.0; platform_system != "Windows"  # Only install on non-Windows systems
+Pillow>=9.0.0  # Required for image processing
+numpy>=1.21.0  # Required for image processing
 # Use pytesseract instead of tesserocr for cross-platform compatibility