internal/rosa: evaluate packages from fs

This migrates GNU sed to azalea, and resulting IR matches.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/package/gnu/package.az

@@ -0,0 +1,22 @@
+// GNU software with trivial packaging.
+
+package sed {
+	description = "a non-interactive command-line text editor";
+	website = "https://www.gnu.org/software/sed";
+	anitya = 4789;
+
+	version* = "4.10";
+	source = remoteTar {
+		url = "https://ftpmirror.gnu.org/gnu/sed/sed-"+version+".tar.gz";
+		checksum = "TXTRFQJCyflb-bpBRI2S5Y1DpplwvT7-KfXtpqN4AdZgZ5OtI6yStn1-bkhDKx51";
+		compress = gzip;
+	};
+
+	exec = make {};
+
+	inputs = [
+		diffutils,
+
+		kernel-headers,
+	];
+}