feat(build): add freestanding, lto, strip, panic-abort, and codegen-units support in dcr.toml

src/cli/gen.rs

@@ -367,6 +367,9 @@ fn collect_project_info_inner(root: &Path, profile: &str) -> Result<ProjectInfo,
         linker: resolved_linker.as_deref(),
         archiver: resolved_archiver.as_deref(),
         package_type: None,
+        freestanding: false,
+        panic_abort: false,
+        codegen_units: 0,
         source_roots: &source_roots,
         exclude_dirs: &combined_excludes,
         include_paths: &combined_includes,