qol: implement easier building and distribution

src/build/build.cpp

@@ -0,0 +1,18 @@
+#include "kappa/build/build.hpp"
+
+#include <format>
+
+namespace kappa::build {
+
+BuildResult build(const resolve::BuildStep& step,
+                  const std::string& work_dir,
+                  int jobs) {
+    BuildResult result;
+    result.phase = "build";
+    result.error = std::format(
+        "build backend not implemented (stub): {} in {} (jobs={})",
+        step.name, work_dir, jobs);
+    return result;
+}
+
+} // namespace kappa::build