Build improvements (#649)

* Improve PWA capabilities

* Invert background_color theme logic

* Revert build changes

* Revert "Revert build changes"

This reverts commit 1ab640fda1.

* update

* revert svelte component changes

package.json

@@ -13,19 +13,18 @@
   },
   "keywords": [],
   "author": "",
-  "license": "ISC",
+  "license": "MIT",
   "bugs": {
     "url": "https://github.com/sissbruecker/linkding/issues"
   },
   "homepage": "https://github.com/sissbruecker/linkding#readme",
   "dependencies": {
-    "@rollup/plugin-commonjs": "^21.0.2",
-    "@rollup/plugin-node-resolve": "^13.1.3",
-    "rollup": "^2.70.1",
-    "rollup-plugin-svelte": "^7.1.0",
-    "rollup-plugin-terser": "^7.0.2",
+    "@rollup/plugin-node-resolve": "^15.2.3",
+    "@rollup/plugin-terser": "^0.4.4",
+    "rollup": "^4.13.0",
+    "rollup-plugin-svelte": "^7.2.0",
     "spectre.css": "^0.5.8",
-    "svelte": "^3.49.0"
+    "svelte": "^4.0.0"
   },
   "devDependencies": {
     "prettier": "^3.0.2"