diff --git a/Architecture.md b/Architecture.md
index d400826..50fe69c 100644
--- a/Architecture.md
+++ b/Architecture.md
@@ -62,7 +62,7 @@
 ```
 web/index.html         Vite source page (dev)            index.html   built page (generated, served)
 src/core/model/        Project (object holders), Asset + AssetTypes, SceneObject, Properties (value types), hierarchy, walk (generic parent/child walks), instance (container content resolved from its template), usages (where an asset is used), container (the cycle guard), placement (what may be dropped where), texture (frames and the slice grid), animation (which frame at time t), graphLookup (what a graph sees of the project: behaviors to run, state machines to read), Scope (where a state machine's current state lives: per instance or one for the run — variables are shared by living on a Variables asset instead)
-src/core/properties/   PropertySchema, kinds (one row per value kind), listItems (an item's kind, read off its value), resolve (the only override merge), deviation (what is gold), collider/camera/bounds geometry, aspect, enabled, editorRun, assetRef/textureRef (how a reference reads)
+src/core/properties/   PropertySchema, kinds (one row per value kind), listItems (an item's kind, read off its value), resolve (the only override merge), deviation (what is gold), collider/camera/bounds geometry, aspect, enabled, editorRun, assetRef/textureRef (how a reference reads), declaredRows (the row a Property node declares in a shader or particle graph)
 src/core/commands/     undoable commands, CommandStack, SetBagValueCommand base, require.ts (validated lookups, and what an instance may not change), naming.ts
 src/core/graph/        graph model, NodeRegistry/NodeContext/values, interpreter, dropTarget, nested (behaviors as nodes),
                        sharedState (what a run shares: a bag per Variables asset, the state of a global machine),
@@ -71,7 +71,8 @@ src/core/graph/        graph model, NodeRegistry/NodeContext/values, interpreter
 src/core/particles/    nodes (the catalogue), compile (a graph → one function per output),
                        emission (which particles are alive at a second — a pure rule, no state)
 src/core/store/        serialize (untrusted JSON → Project), http (one API call), ProjectStore/HttpProjectStore,
-                       TextureStore/HttpTextureStore, FontStore/HttpFontStore, SoundStore/HttpSoundStore
+                       FileStore (what the server holds of one kind) + HttpFileStore (one generic client over the three
+                       file collections) — TextureStore, FontStore and SoundStore are its type parameters, nothing else
 src/core/time.ts       the global clock: one scaled step a frame, shared by the world, the particles, the shaders and the animation preview
 src/runtime/           World, Entity, System interface, Input tracker, CollisionSystem, AnimationSystem, BehaviorSystem,
                        Audio (the AudioSink a run plays into — the counterpart of Input on the way out)
@@ -82,7 +83,8 @@ src/viewport/          view (transforms), items (what to draw), symbols (how to
                        so tests reach it freely
 src/editor/            App → Editor (layout + ticker), PlaySession (the run), ProjectSession (load/create),
                        EditorRun (run in editor), state, actions, shortcuts, debugHook, autosave,
-                       fileImport (drop/paste) → textureImport / fontImport / soundImport,
+                       fileImport (drop/paste) → assetImport (one upload pipeline, an ImportKind per sort) ← textureImport / fontImport / soundImport,
+                       FilePicker (the shared "+ → Texture / Font / Sound" dialog; ImagePicker/FontPicker/SoundPicker only describe their row),
                        framing (fit/marquee/snap maths), AssetTabEditor (the shared shell of the asset tabs),
                        TabStrip + tabRow (the tab row and what it does when the tabs outgrow it)
 src/editor/viewport/   WorldViewport base + SceneViewport/GameViewport — editing tools, hence not in src/viewport/
@@ -92,7 +94,8 @@ src/editor/inspector/  Inspector panel, host (what a section builds into), field
                        every variable), portSection, aspectAction, objectQueries/vectorRows/parentRow
 src/editor/panels/     AssetPanel, assetMenu (the two groups of the + menu), HierarchyPanel, Toolbar
 src/editor/graph/      GraphEditor (header + picker), GraphCanvas, EdgeLayer (curves and fold marks), graphMenus,
-                       NodeView, NodePalette + paletteEntries (which also ranks a search), folding (hidden links, collapsed nodes), Breadcrumb + trail (the path into nested behaviors), beads (the run's pulses)
+                       NodeView, NodePalette + paletteEntries (which also ranks a search), folding (hidden links, collapsed nodes), Breadcrumb + trail (the path into nested behaviors), beads (the run's pulses),
+                       AnnotationView + annotationDrag (groups and comments: what a drag carries, each thing moved once)
 src/editor/container/  ContainerEditor (header + picker), ContainerCanvas (a SceneViewport on a template)
 src/editor/texture/    TextureEditor (header + picker), TextureCanvas (picture + frames), SliceDialog, sheetView (the grid maths),
                        ImagePicker + imageGrid (the "+ → Texture" dialog), checker (the transparency board)