fix sidebar width (#9)

* fix sidebar width

report of hyparam/hyperparam-cli#124

* downgrade vite, due to breaking changes

see https://stackoverflow.com/questions/79296528/errors-while-starting-vite-react

it occurs in our CI: https://github.com/hyparam/space/actions/runs/12428359525?pr=9

package.json

@@ -30,7 +30,7 @@
     "globals": "15.14.0",
     "typescript": "5.7.2",
     "typescript-eslint": "8.18.1",
-    "vite": "6.0.4",
+    "vite": "5.4.11",
     "vitest": "2.1.8"
   }
 }

src/styles/index.css

@@ -66,7 +66,7 @@ main {
   display: flex;
   flex-direction: column;
   height: 100vh;
-  min-width: 48px;
+  width: 48px;
   background-image: linear-gradient(to bottom, #667, #585669);
   box-shadow: 0 0 4px rgba(10, 10, 10, 0.5);
   height: 100vh;