Refactor/project structure (#3085)

* refactor project structure

* environment-based default registry

* fix tests

* update build container

* use docker platform for iso build emulation

* simplify compat

* Fix docker platform spec in run-compat.sh

* handle riscv compat

* fix bug with dep error exists attr

* undo removal of sorting

* use qemu for iso stage

---------

Co-authored-by: Mariusz Kogen <k0gen@pm.me>
Co-authored-by: Matt Hill <mattnine@protonmail.com>

core/src/service/effects/context.rs

@@ -0,0 +1,27 @@
+use std::sync::{Arc, Weak};
+
+use rpc_toolkit::Context;
+
+use crate::prelude::*;
+use crate::service::Service;
+
+#[derive(Clone)]
+pub(in crate::service) struct EffectContext(Weak<Service>);
+impl EffectContext {
+    pub fn new(service: Weak<Service>) -> Self {
+        Self(service)
+    }
+}
+impl Context for EffectContext {}
+impl EffectContext {
+    pub(super) fn deref(&self) -> Result<Arc<Service>, Error> {
+        if let Some(seed) = Weak::upgrade(&self.0) {
+            Ok(seed)
+        } else {
+            Err(Error::new(
+                eyre!("Service has already been destroyed"),
+                ErrorKind::InvalidRequest,
+            ))
+        }
+    }
+}