Updated README.md with curl command and tesseract dependency

README.md

@@ -20,6 +20,15 @@ AnkiAI is a tool that leverages OCR (Optical Character Recognition) and GPT-3's
 
 ### Requirements
 
+#### System Dependencies
+
+You need Tesseract for the OCR functionality:
+
+```bash
+sudo apt-get install tesseract-ocr
+```
+#### Python Dependencies
+
 To run AnkiAI, you'll need to have the following dependencies installed:
 
 ```
@@ -29,7 +38,7 @@ openai
 flask
 ```
 
-You can install these via `pip` using the `requirements.txt` file:
+You can install the Python dependencies via `pip` using the `requirements.txt` file:
 
 ```bash
 pip install -r requirements.txt
@@ -39,6 +48,10 @@ pip install -r requirements.txt
 
 1. **Environment Variables**: Make sure to set the `OPENAI_API_KEY` environment variable to your OpenAI API key.
 
+   ```bash
+   export OPENAI_API_KEY=sk-myapikey
+   ```
+
 2. **Run the Flask server**:
 
    ```bash
@@ -55,6 +68,29 @@ pip install -r requirements.txt
    python ankiai.py <directory_path_containing_images>
    ```
 
+### Example curl commands to interact with the service:
+
+You can make POST requests to the server using curl. Here are some examples from the command line history:
+
+```bash
+curl -X POST -o deck.apkg \
+-F "image=@/home/ubuntu/Pictures/image1.png" \
+-F "image=@/home/ubuntu/Pictures/image2.png" \
+-F "image=@/home/ubuntu/Pictures/image3.png" \
+http://localhost:5000/deck-from-images
+```
+
+Batch processing of images:
+
+```bash
+for file in /home/ubuntu/Pictures/*; do 
+    if [[ -f "$file" ]]; then 
+        basefile=$(basename "$file");
+        curl -X POST -o "deck-${basefile}.apkg" -F "image=@${file}" http://localhost:5000/deck-from-images;
+    fi;
+done
+```
+
 ### How to Debug (VSCode Users)
 
 - Open the project in VSCode.