Create install.sh

install.sh

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+#!/bin/bash
+
+# GhostAI Music Generator Full Setup Script
+# Target: Ubuntu + CUDA 12.1 + PyTorch 2.1.0 Environment
+
+# Exit on first error
+set -e
+
+# ===[ Environment Setup ]===
+PROJECT_DIR="$HOME/ghostai_musicgen"
+VENV_DIR="$PROJECT_DIR/venv"
+PYTHON_VERSION="python3"
+
+echo "=== Checking Python 3 Installation ==="
+if ! command -v $PYTHON_VERSION &> /dev/null; then
+    echo "Python 3 not found. Install it with: sudo apt update && sudo apt install python3 python3-pip python3-venv"
+    exit 1
+fi
+
+echo "=== Checking FFmpeg Installation ==="
+if ! command -v ffmpeg &> /dev/null; then
+    echo "Installing FFmpeg..."
+    sudo apt update
+    sudo apt install -y ffmpeg
+else
+    echo "FFmpeg is already installed."
+fi
+
+echo "=== Preparing Project Directory ==="
+mkdir -p "$PROJECT_DIR"
+cd "$PROJECT_DIR"
+
+if [ -d "$VENV_DIR" ]; then
+    echo "Removing existing virtual environment at $VENV_DIR"
+    rm -rf "$VENV_DIR"
+fi
+
+echo "Creating new virtual environment..."
+$PYTHON_VERSION -m venv "$VENV_DIR"
+source "$VENV_DIR/bin/activate"
+
+echo "=== Upgrading Pip ==="
+pip install --upgrade pip
+
+# ===[ Install Core Dependencies ]===
+echo "Installing NumPy 1.26.4 (latest compatible)"
+pip install numpy==1.26.4
+
+echo "Installing Thinc 8.2.5 (resolves numpy>=2.0.0 dependency conflicts)"
+pip install thinc==8.2.5
+
+echo "Installing PyTorch 2.1.0 (CUDA 12.1)"
+pip install torch==2.1.0 torchvision==0.16.0 torchaudio==2.1.0 --index-url https://download.pytorch.org/whl/cu121
+
+echo "Installing Audiocraft and Other Dependencies"
+pip install audiocraft==1.3.0 gradio==4.36.1 pydub==0.25.1 psutil==6.1.0 pedalboard==0.9.16 transformers==4.51.3 scipy==1.12.0
+
+# ===[ Model Download ]===
+echo "Preparing models directory..."
+mkdir -p models/musicgen-medium
+
+echo "Downloading MusicGen-Medium model..."
+python3 -c "from audiocraft.models import MusicGen; MusicGen.get_pretrained('facebook/musicgen-medium')"
+
+echo "Moving downloaded model to models/musicgen-medium if available..."
+if [ -d ~/.cache/audiocraft/models--facebook--musicgen-medium ]; then
+    mv ~/.cache/audiocraft/models--facebook--musicgen-medium/* models/musicgen-medium/
+else
+    echo "Warning: Model not found in cache. Skipping move step."
+fi
+
+# ===[ Cleanup ]===
+echo "Deactivating virtual environment"
+deactivate
+
+echo "=== Setup Complete ==="
+echo "To activate your environment:"
+echo "  source $VENV_DIR/bin/activate"
+echo "To run the application:"
+echo "  python $PROJECT_DIR/newmuzak.py"
+echo "Visit: http://localhost:9999 in your browser"