dockerize piper

tts/Dockerfile

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+# Use a slim Python image as the base
+FROM python:3.9-slim-bullseye
+
+# Set the working directory
+WORKDIR /app
+
+# Install necessary dependencies (like wget) and piper-tts
+RUN apt-get update && \
+    apt-get install -y wget ca-certificates && \
+    rm -rf /var/lib/apt/lists/* && \
+    pip install piper-tts[http]==1.3.0
+
+# --- Download Voice 1: en_US-amy-medium ---
+RUN mkdir -p /app/voices/en_US-amy-medium
+RUN wget 'https://huggingface.co/rhasspy/piper-voices/resolve/main/en/en_US/amy/medium/en_US-amy-medium.onnx' -O /app/voices/en_US-amy-medium/model.onnx && \
+    wget 'https://huggingface.co/rhasspy/piper-voices/resolve/main/en/en_US/amy/medium/en_US-amy-medium.onnx.json' -O /app/voices/en_US-amy-medium/model.onnx.json
+
+# --- Download Voice 2: ne_NP-google-medium ---
+RUN mkdir -p /app/voices/ne_NP-google-medium
+RUN wget 'https://huggingface.co/rhasspy/piper-voices/resolve/v1.0.0/ne/ne_NP/google/medium/ne_NP-google-medium.onnx' -O /app/voices/ne_NP-google-medium/model.onnx && \
+    wget 'https://huggingface.co/rhasspy/piper-voices/resolve/v1.0.0/ne/ne_NP/google/medium/ne_NP-google-medium.onnx.json' -O /app/voices/ne_NP-google-medium/model.onnx.json
+
+# Copy the startup script into the container
+COPY start.sh .
+
+# Make the startup script executable
+RUN chmod +x start.sh
+
+# Expose both ports
+EXPOSE 5001
+EXPOSE 5002
+
+# Set the command to run the startup script
+CMD ["./start.sh"]

tts/start.sh

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+#!/bin/bash
+
+# Start the Piper server for the English (Amy) voice on port 5001
+# The '&' runs the process in the background
+python3 -m piper.http_server --model /app/voices/en_US-amy-medium/model.onnx --port 5001 &
+echo "Started Piper server for en_US-amy-medium on port 5001."
+
+# Start the Piper server for the Nepali (Google) voice on port 5002
+# The '&' runs the process in the background
+python3 -m piper.http_server --model /app/voices/ne_NP-google-medium/model.onnx --port 5002 &
+echo "Started Piper server for ne_NP-google-medium on port 5002."
+
+# The 'wait' command is crucial. It waits for all background jobs
+# to finish, which prevents the container from exiting immediately.
+wait