Add start of caddy package

disabled-packages/caddy/build.sh

@@ -0,0 +1,5 @@
+TERMUX_PKG_HOMEPAGE=https://github.com/mholt/caddy
+TERMUX_PKG_DESCRIPTION="Fast, cross-platform HTTP/2 web server with automatic HTTPS"
+TERMUX_PKG_VERSION=0.8.0
+TERMUX_PKG_SRCURL=https://github.com/mholt/caddy/archive/v${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_FOLDERNAME=caddy-${TERMUX_PKG_VERSION}