add Agena (#713)

01-main/manifest

@@ -1,5 +1,6 @@
 https://raw.githubusercontent.com/wimpysworld/deb-get/main/01-main
 1password
+agena
 android-messages-desktop
 antimicrox
 anydesk

01-main/packages/agena

@@ -0,0 +1,11 @@
+DEFVER=1
+ARCHS_SUPPORTED="amd64 i386" #armv6-32 armv8-64
+WEBSITE="https://agena.sourceforge.net/"
+get_website "${WEBSITE}/download.html"
+if [ "${ACTION}" != "prettylist" ]; then
+    local REDIR_URL="$(grep -o "[^\"]*/${APP}/.*${HOST_ARCH}\.deb" "${CACHE_FILE}")"
+    URL=$(unroll_url "${REDIR_URL}")
+    VERSION_PUBLISHED="$(echo "${URL}" | cut -d'-' -f2)"
+fi
+PRETTY_NAME="Agena"
+SUMMARY="Agena is an easy-to-learn procedural programming language designed to be used in science, scripting, and many other applications"