moved all sources to src directory

src/public/javascripts/migration.js

@@ -0,0 +1,40 @@
+"use strict";
+
+$(document).ready(() => {
+    server.get('migration').then(result => {
+        const appDbVersion = result.app_db_version;
+        const dbVersion = result.db_version;
+
+        if (appDbVersion === dbVersion) {
+            $("#up-to-date").show();
+        }
+        else {
+            $("#need-to-migrate").show();
+
+            $("#app-db-version").html(appDbVersion);
+            $("#db-version").html(dbVersion);
+        }
+    });
+});
+
+$("#run-migration").click(async () => {
+    $("#run-migration").prop("disabled", true);
+
+    $("#migration-result").show();
+
+    const result = await server.post('migration');
+
+    for (const migration of result.migrations) {
+        const row = $('<tr>')
+            .append($('<td>').html(migration.db_version))
+            .append($('<td>').html(migration.name))
+            .append($('<td>').html(migration.success ? 'Yes' : 'No'))
+            .append($('<td>').html(migration.success ? 'N/A' : migration.error));
+
+        if (!migration.success) {
+            row.addClass("danger");
+        }
+
+        $("#migration-table").append(row);
+    }
+});