fix(DevWeb): Import static files

S2/DevWeb/Projet/src/main/webapp/static/js/modal.js

@@ -0,0 +1,16 @@
+let cb = document.querySelectorAll(".close");
+for (let i = 0; i < cb.length; i++) {
+  cb[i].addEventListener("click", function() {
+    const dia = this.parentNode.parentNode; /* You need to update this part if you change level of close button */
+    dia.style.display = "none";
+  });
+}
+
+let mt = document.querySelectorAll(".modal-toggle");
+for (let i = 0; i < mt.length; i++) {
+  mt[i].addEventListener("click", function() {
+    const targetId = this.getAttribute("data-target");
+    const target = document.querySelector(targetId);
+    target.style.display = "block";
+  });
+}