SPICE-0020: Deferred, type-safe references (#1354)

docs/modules/ROOT/partials/component-attributes.adoc

@@ -69,6 +69,7 @@ endif::[]
 
 :uri-stdlib-baseModule: {uri-pkl-stdlib-docs}/base
 :uri-stdlib-CommandModule: {uri-pkl-stdlib-docs}/Command
+:uri-stdlib-refModule: {uri-pkl-stdlib-docs}/ref
 :uri-stdlib-analyzeModule: {uri-pkl-stdlib-docs}/analyze
 :uri-stdlib-jsonnetModule: {uri-pkl-stdlib-docs}/jsonnet
 :uri-stdlib-reflectModule: {uri-pkl-stdlib-docs}/reflect
@@ -160,6 +161,8 @@ endif::[]
 :uri-stdlib-Command-CountedFlag: {uri-stdlib-CommandModule}/CountedFlag
 :uri-stdlib-Command-Argument: {uri-stdlib-CommandModule}/Argument
 :uri-stdlib-Command-Import: {uri-stdlib-CommandModule}/Import
+:uri-stdlib-ref-Reference: {uri-stdlib-baseModule}/Reference
+:uri-stdlib-ref-Access: {uri-stdlib-baseModule}/Access
 
 :uri-messagepack: https://msgpack.org/index.html
 :uri-messagepack-spec: https://github.com/msgpack/msgpack/blob/master/spec.md

docs/modules/bindings-specification/pages/binary-encoding.adoc

@@ -187,7 +187,15 @@ The array's length is the number of slots that are filled. For example, xref:{ur
 |
 |
 |
-|===
+
+|link:{uri-stdlib-ref-Reference}[Reference]
+|`0x20`
+|`<value>` (Typed)
+|Domain
+|`<value>`
+|Data
+|link:{uri-messagepack-array}[array]
+|Array of link:{uri-stdlib-ref-Access}[`pkl.ref#Access`] values
 
 [[type-name-encoding]]
 [NOTE]