chore: throw err if ws doesnt actually exist

Author: adityachoudhari26

apps/workspace-engine/pkg/workspace/workspace.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"context"
 	"encoding/gob"
+	"fmt"
 	"workspace-engine/pkg/changeset"
 	"workspace-engine/pkg/cmap"
 	"workspace-engine/pkg/db"
@@ -215,6 +216,16 @@ func HasWorkspace(id string) bool {
 }
 
 func GetWorkspaceAndLoad(id string) (*Workspace, error) {
+	ctx := context.Background()
+	wsExistsInDB, err := db.WorkspaceExists(ctx, id)
+	if err != nil {
+		return nil, err
+	}
+
+	if !wsExistsInDB {
+		return nil, fmt.Errorf("workspace %s not found in database: %w", id, err)
+	}
+
 	workspace, _ := workspaces.Get(id)
 	if workspace == nil {
 		workspace, err := NewAndLoad(context.Background(), id)