feat(power): Power1 стаб + dev-mock fake-ACC (feature dev-mocks)

PowerService (Power1, стаб running) + PowerMock (dev.PowerMock1, разделяет State через Arc<Mutex>).
dev-mocks — default-фича; прод (--no-default-features) mock не регистрирует.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Signed-off-by: Alexander <akotenev2003@gmail.com>

Cargo.lock

@@ -800,6 +800,20 @@ dependencies = [
  "zbus",
 ]
 
+[[package]]
+name = "shturman-power"
+version = "0.0.0"
+dependencies = [
+ "anyhow",
+ "shturman-common",
+ "shturman-ipc",
+ "shturman-sdk",
+ "tempfile",
+ "tokio",
+ "tracing",
+ "zbus",
+]
+
 [[package]]
 name = "shturman-sdk"
 version = "0.0.0"