Make deployable.

package.json

@@ -1,5 +1,6 @@
 {
   "name": "digikam-fatclient",
+  "homepage": ".",
   "version": "0.1.0",
   "private": true,
   "dependencies": {

src/database.js

@@ -179,7 +179,7 @@ export class DB {
 function fetch_db_from_sqlite(filename, db_name) {
   return new Promise(function (resolve, reject) {
     var initSqlJs = require('sql.js');
-    initSqlJs({ locateFile: filename => `/sql.js/dist/${filename}` })
+    initSqlJs({ locateFile: filename => process.env.PUBLIC_URL + `/sql.js/dist/${filename}` })
       .then(SQL => {
         var asql = require('alasql');
         asql.promise("ATTACH SQLITE DATABASE " + db_name + "(\"" + filename + "\");")
@@ -195,7 +195,7 @@ function fetch_db_from_sqlite(filename, db_name) {
 function fetch_sqljs_db_from_sqlite(filename, db_name) {
   return new Promise(function (resolve, reject) {
     var initSqlJs = require('sql.js');
-    initSqlJs({ locateFile: filename => `/sql.js/dist/${filename}` })
+    initSqlJs({ locateFile: filename => process.env.PUBLIC_URL + `/sql.js/dist/${filename}` })
       .then(SQL => {
         fetch(filename)
           .then(res => {