Add .rockspec file

nextfile-0.0.1.rockspec

@@ -0,0 +1,30 @@
+package = "nextfile"
+version = "0.0.1"
+
+source = {
+	url = "https://git.themagician.cc/TheMagician/nextfile",
+	tag = "v0.0.1"
+}
+
+description = {
+	summary = "A library for getting the next file in a sequence.",
+	detailed = [[
+	nextfile is a small Lua library for generating the next file in a sequence of files.
+	It was developed for use with tools that export sections of a video as images, and need to be able to name files sequentially without having generated all of the previous files themselves.
+	]]
+	homepage = "https://themagician.cc/TheMagician/nextfile",
+	licence = "The Unlicence"
+}
+
+dependencies = {
+	"lua >=5.1, <= 5.4",
+	"luafilesystem >= scm-1"
+}
+
+build = {
+	type = "builtin",
+	modules = {
+		prevfile = "src/prevfile.lua",
+		nextfile = "src/nextfile.lua"
+	}
+}