Add rpm package to workflow.

Improve workflows.

Signed-off-by: Jason Volk <jason@zemos.net>

src/main/Cargo.toml

@@ -34,6 +34,16 @@ assets = [
 	["../../tuwunel-example.toml", "etc/tuwunel/tuwunel.toml", "640"],
 ]
 
+[package.metadata.generate-rpm]
+name = "tuwunel"
+summary = """\
+High performance Matrix homeserver written in Rust"""
+assets = [
+	{ source = "target/release/tuwunel", dest = "/usr/sbin/tuwunel", mode = "755" },
+	{ source = "README.md", dest = "/usr/share/doc/tuwunel/", mode = "644", doc = true },
+	{ source = "tuwunel-example.toml", dest = "/etc/tuwunel/tuwunel.toml", mode = "640", config = "noreplace" },
+]
+
 [features]
 default = [
 	"brotli_compression",