Transition into monorepo (#180)

* evm template integrated

* workflows modified per template

* workflow fixes

generic-template/node/build.rs

@@ -0,0 +1,7 @@
+use substrate_build_script_utils::{generate_cargo_keys, rerun_if_git_head_changed};
+
+fn main() {
+    generate_cargo_keys();
+
+    rerun_if_git_head_changed();
+}