Clean up project: Remove test files and add dedicated 32-bit installer

- Remove temporary test files (test_*.py)
- Remove unused installation scripts
- Add install_32bit.sh for dedicated 32-bit Raspberry Pi OS installation
- Clean up repository structure for production deployment

install_32bit.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+# Dedicated Offline Installer for 32-bit Raspberry Pi OS (armv7l)
+
+set -e
+
+echo "================================="
+echo "  TKINTER PLAYER 32-BIT INSTALL "
+echo "================================="
+
+# 1. Check architecture
+ARCH=$(uname -m)
+echo "Architecture: $ARCH"
+if [ "$ARCH" != "armv7l" ]; then
+    echo "ERROR: This script is for 32-bit Raspberry Pi OS (armv7l) only!"
+    exit 1
+fi
+
+# 2. Check library folder
+LIBS_FOLDER="req_libraries_32bit"
+if [ ! -d "$LIBS_FOLDER" ]; then
+    echo "ERROR: $LIBS_FOLDER not found!"
+    exit 1
+fi
+
+echo "Library folder: $LIBS_FOLDER"
+WHEEL_COUNT=$(ls $LIBS_FOLDER/*.whl | wc -l)
+echo "Wheel files: $WHEEL_COUNT"
+
+# 3. Create .venv
+echo "Creating .venv..."
+python3 -m venv .venv
+
+# 4. Activate environment
+source .venv/bin/activate
+
+# 5. Upgrade pip
+pip install --upgrade pip
+
+# 6. Install packages offline
+pip install --no-index --no-deps --find-links $LIBS_FOLDER/ $LIBS_FOLDER/*.whl
+
+echo ""
+echo "✅ 32-bit installation completed!"
+echo ""
+echo "Next steps:"
+echo "1. source .venv/bin/activate"
+echo "2. ./run_app.sh"