fix(golang): respect the engine on global type overrides

internal/codegen/golang/opts/options.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"maps"
 	"path/filepath"
+	"slices"
 
 	"github.com/sqlc-dev/sqlc/internal/plugin"
 )
@@ -153,6 +154,9 @@ func parseGlobalOpts(req *plugin.GenerateRequest) (*GlobalOptions, error) {
 	if err := json.Unmarshal(req.GlobalOptions, &options); err != nil {
 		return nil, fmt.Errorf("unmarshalling global options: %w", err)
 	}
+	options.Overrides = slices.DeleteFunc(options.Overrides, func(o Override) bool {
+		return o.Engine != "" && o.Engine != req.GetSettings().GetEngine()
+	})
 	for i := range options.Overrides {
 		if err := options.Overrides[i].parse(req); err != nil {
 			return nil, err

internal/endtoend/testdata/overrides_engine/v1/sqlc.yaml

@@ -0,0 +1,45 @@
+version: "1"
+overrides:
+  - db_type: text
+    engine: postgresql
+    go_type: string
+    go_struct_tag: 'backend:"postgresql"'
+  - db_type: text
+    engine: mysql
+    go_type: "database/sql.NullString"
+    go_struct_tag: 'backend:"mysql"'
+  - db_type: text
+    engine: sqlite
+    go_type:
+      type: byte
+      slice: true
+    go_struct_tag: 'backend:"sqlite"'
+  - column: entries.code
+    engine: postgresql
+    go_type:
+      import: encoding/json
+      type: RawMessage
+  - column: entries.code
+    engine: mysql
+    go_type:
+      type: byte
+      slice: true
+  - column: entries.code
+    engine: sqlite
+    go_type: string
+packages:
+  - engine: postgresql
+    schema: ../v2/schema.sql
+    queries: ../v2/query.sql
+    name: pg
+    path: pg
+  - engine: mysql
+    schema: ../v2/schema.sql
+    queries: ../v2/query.sql
+    name: mysql
+    path: mysql
+  - engine: sqlite
+    schema: ../v2/schema.sql
+    queries: ../v2/query.sql
+    name: sqlite
+    path: sqlite