ProgramMemory refactor - eliminate copies of memory (#5273)

* refactor program memory for encapsulation and remove special treatment of return values

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Refactor ProgramMemory to isolate mutation

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Refactor ProgramMemory

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Generated output

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Cache the result of executing modules for their items

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Compress envs when popped

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Remove the last traces of geometry from the memory module

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* docs

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Fixups

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Frontend

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Improve Environment GC

Signed-off-by: Nick Cameron <nrc@ncameron.org>

* Fixup mock execution frontend and interpreter, misc bug fixes

Signed-off-by: Nick Cameron <nrc@ncameron.org>

---------

Signed-off-by: Nick Cameron <nrc@ncameron.org>

src/components/Toolbar/Intersect.tsx

@@ -46,7 +46,7 @@ export function intersectInfo({
     isLinesParallelAndConstrained(
       kclManager.ast,
       engineCommandManager.artifactGraph,
-      kclManager.programMemory,
+      kclManager.variables,
       selectionRanges.graphSelections[0],
       selectionRanges.graphSelections[1]
     )
@@ -147,7 +147,7 @@ export async function applyConstraintIntersect({
     ast: structuredClone(kclManager.ast),
     selectionRanges: forcedSelectionRanges,
     transformInfos: transforms,
-    programMemory: kclManager.programMemory,
+    memVars: kclManager.variables,
   })
   if (err(transform1)) return Promise.reject(transform1)
   const { modifiedAst, tagInfo, valueUsedInTransform, pathToNodeMap } =
@@ -184,7 +184,7 @@ export async function applyConstraintIntersect({
     ast: kclManager.ast,
     selectionRanges: forcedSelectionRanges,
     transformInfos: transforms,
-    programMemory: kclManager.programMemory,
+    memVars: kclManager.variables,
     forceSegName: segName,
     forceValueUsedInTransform: finalValue,
   })