docs: add telemetry docs

core/core.go

@@ -275,9 +275,9 @@ func (c *scontext) resolveSQL() ([]byte, *stmt, error) {
 	// defaultRole := c.role
 
 	if useTx {
-		row = tx.QueryRow(finalSQL)
+		row = tx.QueryRowContext(c, finalSQL)
 	} else {
-		row = c.sg.db.QueryRow(finalSQL)
+		row = c.sg.db.QueryRowContext(c, finalSQL)
 	}
 
 	if len(stmts) > 1 {

core/prepare.go

@@ -134,7 +134,7 @@ func (sg *SuperGraph) prepareStmt(item allow.Item) error {
 func (sg *SuperGraph) prepare(ct context.Context, st []stmt, key string) error {
 	finalSQL, am := processTemplate(st[0].sql)
 
-	sd, err := sg.db.Prepare(finalSQL)
+	sd, err := sg.db.PrepareContext(ct, finalSQL)
 	if err != nil {
 		return fmt.Errorf("prepare failed: %v: %s", err, finalSQL)
 	}