Add profile system for automatic target activation

Profiles monitor running processes and foreground windows to
automatically start/stop targets when conditions are met.
Includes profile engine, platform detector (WMI), REST API,
process browser endpoint, and calibration persistence fix.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server/src/wled_controller/api/dependencies.py

@@ -7,6 +7,8 @@ from wled_controller.storage.postprocessing_template_store import Postprocessing
 from wled_controller.storage.pattern_template_store import PatternTemplateStore
 from wled_controller.storage.picture_source_store import PictureSourceStore
 from wled_controller.storage.picture_target_store import PictureTargetStore
+from wled_controller.storage.profile_store import ProfileStore
+from wled_controller.core.profiles.profile_engine import ProfileEngine
 
 # Global instances (initialized in main.py)
 _device_store: DeviceStore | None = None
@@ -16,6 +18,8 @@ _pattern_template_store: PatternTemplateStore | None = None
 _picture_source_store: PictureSourceStore | None = None
 _picture_target_store: PictureTargetStore | None = None
 _processor_manager: ProcessorManager | None = None
+_profile_store: ProfileStore | None = None
+_profile_engine: ProfileEngine | None = None
 
 
 def get_device_store() -> DeviceStore:
@@ -67,6 +71,20 @@ def get_processor_manager() -> ProcessorManager:
     return _processor_manager
 
 
+def get_profile_store() -> ProfileStore:
+    """Get profile store dependency."""
+    if _profile_store is None:
+        raise RuntimeError("Profile store not initialized")
+    return _profile_store
+
+
+def get_profile_engine() -> ProfileEngine:
+    """Get profile engine dependency."""
+    if _profile_engine is None:
+        raise RuntimeError("Profile engine not initialized")
+    return _profile_engine
+
+
 def init_dependencies(
     device_store: DeviceStore,
     template_store: TemplateStore,
@@ -75,10 +93,13 @@ def init_dependencies(
     pattern_template_store: PatternTemplateStore | None = None,
     picture_source_store: PictureSourceStore | None = None,
     picture_target_store: PictureTargetStore | None = None,
+    profile_store: ProfileStore | None = None,
+    profile_engine: ProfileEngine | None = None,
 ):
     """Initialize global dependencies."""
     global _device_store, _template_store, _processor_manager
     global _pp_template_store, _pattern_template_store, _picture_source_store, _picture_target_store
+    global _profile_store, _profile_engine
     _device_store = device_store
     _template_store = template_store
     _processor_manager = processor_manager
@@ -86,3 +107,5 @@ def init_dependencies(
     _pattern_template_store = pattern_template_store
     _picture_source_store = picture_source_store
     _picture_target_store = picture_target_store
+    _profile_store = profile_store
+    _profile_engine = profile_engine