Add download links for macOS, Windows, and Linux

Added download links for various platforms in the README.

Author: Brendonovich

README.md

@@ -1 +1,10 @@
 # OpenCode Beta Releases
+
+### Download
+
+[macOS (Apple Silicon)](https://github.com/anomalyco/opencode-beta/releases/download/v0.0.0-beta-202604162232/opencode-electron-mac-arm64.dmg)
+[macOS (Intel)](https://github.com/anomalyco/opencode-beta/releases/download/v0.0.0-beta-202604162232/opencode-electron-mac-x64.dmg)
+[Windows (x86)](https://github.com/anomalyco/opencode-beta/releases/download/v0.0.0-beta-202604162232/opencode-electron-win-x64.exe)
+[Linux (AppImage)](https://github.com/anomalyco/opencode-beta/releases/download/v0.0.0-beta-202604162232/opencode-electron-linux-x86_64.AppImage)
+[Linux (deb)](https://github.com/anomalyco/opencode-beta/releases/download/v0.0.0-beta-202604162232/opencode-electron-linux-amd64.deb)
+[Linux (rpm)](https://github.com/anomalyco/opencode-beta/releases/download/v0.0.0-beta-202604162232/opencode-electron-linux-x86_64.rpm)