Restructure code.

I'm gonna rewrite this whole thing.

src/worker.rs

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2025  Nicolás Ortega Froysa <nicolas@ortegas.org>
+ * Author: Nicolás Ortega Froysa <nicolas@ortegas.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+use std::cell::RefCell;
+use std::collections::VecDeque;
+use std::rc::Rc;
+
+pub struct Worker {
+	primes:Rc<RefCell<VecDeque<u64>>>,
+}
+
+impl Worker {
+	pub fn new(primes_list:Rc<RefCell<VecDeque<u64>>>) -> Worker {
+		Worker {
+			primes: primes_list,
+		}
+	}
+
+	pub fn run(&mut self) {
+	}
+}