Update type docs/generator/schema per removal of Chart Studio code

Author: camdecoster

src/types/ARCHITECTURE.md

@@ -61,7 +61,7 @@ The split:
     - **`_internal` namespace** wrapping types whose direct names would
       mislead consumers (Marker is scatter-only, Line is the marker
       outline) or are schema-internal helpers (AutoRangeOptions,
-      Lighting, Stream, ErrorY). Reachable as `_internal.Marker` etc.
+      Lighting, ErrorY). Reachable as `_internal.Marker` etc.
       but not at the top level.
 
     Generated from `plot-schema.json` by `tasks/generate_schema_types.mjs`.

src/types/GENERATOR.md

@@ -75,12 +75,11 @@ const SHARED_NAME_OVERRIDES = new Map([
     ['legendgrouptitle', 'LegendGroupTitle'],
     ['error_y', 'ErrorY'],
     ['error_x', 'ErrorX'],
-    ['stream', 'Stream'],
 ]);
 ```
 
 Names in `SHARED_NAME_OVERRIDES` bypass `MIN_PROPERTIES`, so small
-containers like `Stream` (2 properties) can be opted in as shared.
+containers like `ErrorX` / `ErrorY` (3 properties) can be opted in as shared.
 
 After fingerprinting completes, the generator **injects** the `transition`
 and `frame` subtrees from `schema.animation` as shared types (`Transition`
@@ -133,11 +132,11 @@ without overrides (all fields are concrete booleans).
 
 `ConfigBase` is emitted from `schema.config` after registering Edits'
 fingerprint in `sharedTypes`, so `edits?: Edits` references the named
-interface rather than re-inlining the subtree. Seven config fields whose
+interface rather than re-inlining the subtree. Six config fields whose
 schema `valType` is `any` (`locales`, `modeBarButtons`,
 `modeBarButtonsToAdd`, `modeBarButtonsToRemove`, `setBackground`,
-`showSources`, `toImageButtonOptions`) come through as `any`; the
-hand-written `Config` in `core/config.d.ts` overrides them via
+`toImageButtonOptions`) come through as `any`; the hand-written `Config`
+in `core/config.d.ts` overrides them via
 `Omit<ConfigBase, keyof ConfigOverrides> & ConfigOverrides`.
 
 ### Phase 6: Internal namespace
@@ -147,7 +146,7 @@ Names in `INTERNAL_INTERFACES` are wrapped in `export namespace _internal {
 
 ```js
 const INTERNAL_INTERFACES = new Set([
-    'AutoRangeOptions', 'ErrorY', 'Lighting', 'Line', 'Marker', 'Stream'
+    'AutoRangeOptions', 'ErrorY', 'Lighting', 'Line', 'Marker'
 ]);
 ```
 
@@ -190,7 +189,7 @@ src/types/generated/schema.d.ts
 │                                Pattern, TickFormatStops, LegendGroupTitle, ...)
 ├── Internal shared interfaces in `namespace _internal` (Marker, Line,
 │                                                        AutoRangeOptions,
-│                                                        Lighting, Stream, ErrorY)
+│                                                        Lighting, ErrorY)
 ├── Trace interfaces (ScatterData, BarData, ... — 49 traces)
 ├── Layout component interfaces (LayoutAxis, Legend, Scene, Annotation, etc.)
 ├── Layout interface

src/types/core/config.d.ts

@@ -70,15 +70,13 @@ export interface ToImageButtonOptions {
 // ---------------------------------------------------------------------------
 
 /**
- * Hand-written overrides for the seven `schema.config` fields whose
+ * Hand-written overrides for the six `schema.config` fields whose
  * `valType` is `any`. These accept functions or arbitrary-key maps that the
  * JSON schema fundamentally cannot describe, so they stay typed by hand.
  */
 interface ConfigOverrides {
     /** Override the background color: a static color name, or a function called per-render. */
     setBackground?: 'opaque' | 'transparent' | ((gd: PlotlyHTMLElement, bgColor: string) => void);
-    /** Source attribution shown at the bottom of the graph. */
-    showSources?: false | ((gd: PlotlyHTMLElement) => void | Promise<void>);
     /** Define fully custom mode bar buttons as nested array of button groups. */
     modeBarButtons?: ModeBarButtonAny[][] | false;
     /** Add mode bar buttons using config objects or default-button names. */