feat: add GitHub Actions workflow for automated release and installation script

install.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+# install.sh
+#
+# This script downloads and installs the latest release of codebase-to-prompt.
+set -e
+
+LATEST_RELEASE=$(curl -s "https://api.github.com/repos/GKaszewski/codebase-to-prompt/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
+
+OS=$(uname -s | tr '[:upper:]' '[:lower:]')
+ARCH=$(uname -m)
+
+TARGET=""
+if [ "$OS" = "linux" ] && [ "$ARCH" = "x86_64" ]; then
+    TARGET="x86_64-unknown-linux-gnu"
+elif [ "$OS" = "darwin" ] && [ "$ARCH" = "x86_64" ]; then
+    TARGET="x86_64-apple-darwin"
+else
+    echo "Unsupported OS or architecture: $OS $ARCH"
+    exit 1
+fi
+
+DOWNLOAD_URL="https://github.com/GKaszewski/codebase-to-prompt/releases/download/$LATEST_RELEASE/codebase-to-prompt-$TARGET"
+curl -L "$DOWNLOAD_URL" -o codebase-to-prompt
+
+chmod +x codebase-to-prompt
+mv codebase-to-prompt /usr/local/bin/
+
+echo "codebase-to-prompt installed successfully!"