Move frameStack into env.go and the name steps of resolveTemplates into name.go, and hold a binding's target in a named field

README.md

@@ -960,14 +960,15 @@ Where the project is heading; the sections before Audience document what ships t
 ```
 doc.go          the package doc, and the vocabulary the package is written in
 fejkdata.go     Generator, New, options, List
+list.go         the paths List advertises, every one a node reaches a direct descent at a time
 shipped.go      the embedded data set, and loading a shipped category on the first call reaching it
 shippedindex.go the index of shipped categories, generated from data/
 node.go         the node model and JSON -> node compilation
 table.go        tables: their options, format and cells, the link to the parent beside them, and how a path passes and draws a table
-name.go         names: {x as n} bindings, the scopes they live in, and the reads they answer
+name.go         names: {x as n} bindings, the scopes they live in, the reads they answer, and what each resolves to at load: its target, its reads and the keys they address
 namefence.go    the load fences over names
 pick.go         a render's named picks: the frames of the name scopes rendering, the memo a pick keeps, and the reads kept under it
-env.go          renderEnv: what a render reads names and rows through, and the frames a read opens and finds
+env.go          renderEnv: what a render reads names and rows through, the stack of frames it renders in, and the frames a read opens and finds
 path.go         the dotted-path walks, and proving a path reaches a node
 render.go       Fake, the recursive renderer (choices, format strings, expansions) and the reads its tokens make
 record.go       records: Record, the JSON/CSV/SQL serializers, and their entry points
@@ -978,6 +979,7 @@ arm.go          the compiled read of one {a|b} alternative or operand: its head,
 reference.go    one reference's resolution: its sigil, its category, its tail
 resolve.go      resolving templates against the assembled tree in steps, each over every template before the next
 graph.go        the node graph: tree walks, containment and render edges, and the cycle and repeat fences
+sorted.go       sortedNames: a map's keys, sorted
 calc.go         the {calc()} operand checks: never a number, and a constant zero divisor
 datatype.go     column datatypes: DataType, where datatype and null may sit, a column's datatype
 valueproof.go   the value proof: what a typed column, calc operand or struct field holds, checked at load