Finished automatically generated docs

Time to correct it by itself

docs/en/reference/index.md

@@ -1,6 +1,6 @@
 # Type reference
 
-List of data types available in scripts for the Piklib/BlooMoo engine. The list will be filled in as individual pages are written.
+List of data types available in scripts for the Piklib/BlooMoo engine, grouped by topic.
 
 ## Types used in scripts
 
@@ -32,6 +32,24 @@ List of data types available in scripts for the Piklib/BlooMoo engine. The list
 - [EPISODE](EPISODE.md) — logical segment of the game.
 - [SCENE](SCENE.md) — a single scene.
 
+### Interaction and composition
+
+- [BUTTON](BUTTON.md) — interactive button with three visual states.
+- [CANVAS_OBSERVER](CANVAS_OBSERVER.md) — canvas and background operations.
+- [CNVLOADER](CNVLOADER.md) — dynamic `.CNV` file loading.
+- [GROUP](GROUP.md) — variable group with delegated method calls.
+- [PATTERN](PATTERN.md) — multi-layer tile board.
+- [STATICFILTER](STATICFILTER.md) — graphical filter (rotate, scale, blur).
+- [VIRTUALGRAPHICSOBJECT](VIRTUALGRAPHICSOBJECT.md) — virtual graphics proxy object.
+
+### Data
+
+- [DATABASE](DATABASE.md) — tabular database with cursor.
+
+### 3D physics
+
+- [WORLD](WORLD.md) — interface to the ODE-based 3D physics engine.
+
 ### Built-in I/O objects
 
 - [KEYBOARD](KEYBOARD.md) — keyboard state.
@@ -48,8 +66,11 @@ List of data types available in scripts for the Piklib/BlooMoo engine. The list
 - [SOUND](SOUND.md) — short sound effect.
 - [TEXT](TEXT.md) — on-screen text element.
 
-## Remaining types
+### Math and utility
 
-Pages for the following types will be added next:
-
-BUTTON, CANVAS_OBSERVER, CNVLOADER, DATABASE, EXPRESSION, GROUP, INERTIA, MATRIX, PATTERN, STATICFILTER, STRUCT, TIMER, VECTOR, VIRTUALGRAPHICSOBJECT, WORLD.
+- [EXPRESSION](EXPRESSION.md) — two-operand arithmetic expression.
+- [INERTIA](INERTIA.md) — interface to the built-in 2D physics engine.
+- [MATRIX](MATRIX.md) — grid of cells with a stone-falling physics system.
+- [STRUCT](STRUCT.md) — data structure with named fields.
+- [TIMER](TIMER.md) — cyclic time counter.
+- [VECTOR](VECTOR.md) — N-dimensional vector of floating-point numbers.