fix(sql-orm-client): namespace-qualify M:N include junction after TML-2605 rebase

Carry the resolved junction namespaceId onto IncludeThroughDescriptor and
build the correlated include's junction TableSource with it, so the read
path emits namespace-qualified SQL for the junction like the rest of the
runtime after TML-2605.

Signed-off-by: Alexey Orlenko's AI Agent <robot@aqrln.net>

Author: tensordreams

packages/3-extensions/sql-orm-client/src/collection-contract.ts

@@ -257,6 +257,9 @@ export function resolveIncludeRelation(
       childColumns: relation.through.childColumns,
       targetColumns: relation.through.targetColumns,
       parentLocalColumns,
+      ...(relation.through.namespaceId !== undefined
+        ? { namespaceId: relation.through.namespaceId }
+        : {}),
     };
   }
 

packages/3-extensions/sql-orm-client/src/query-plan-select.ts

@@ -313,6 +313,7 @@ function buildManyToManyJunctionArtifacts(
     childColumns,
     targetColumns,
     parentLocalColumns,
+    namespaceId,
   } = through;
 
   const joinOnPairs = childColumns.map((junctionCol, i) =>
@@ -335,7 +336,11 @@ function buildManyToManyJunctionArtifacts(
       ? castAs<AnyExpression>(correlationPairs[0]!)
       : AndExpr.of(correlationPairs);
 
-  const junctionJoin = JoinAst.inner(TableSource.named(junctionTable), joinOn, false);
+  const junctionJoin = JoinAst.inner(
+    TableSource.named(junctionTable, undefined, namespaceId),
+    joinOn,
+    false,
+  );
 
   return { whereExpr, junctionJoin };
 }

packages/3-extensions/sql-orm-client/src/types.ts

@@ -60,6 +60,8 @@ export interface IncludeThroughDescriptor {
   readonly targetColumns: readonly string[];
   /** Resolved column names in the parent table that junction.parentColumns reference. */
   readonly parentLocalColumns: readonly string[];
+  /** Namespace of the junction table, resolved from storage. */
+  readonly namespaceId?: string;
 }
 
 export interface IncludeExpr {