add env vars for configuring onion and I2P urls

Signed-off-by: ngn <ngn@ngn.tf>

app/src/routes/+layout.svelte

@@ -21,7 +21,7 @@
 </main>
 
 <style>
-  @import "/global.css";
+  @import "/css/global.css";
 
   main {
     display: flex;

app/src/routes/doc/[name]/+page.svelte

@@ -37,7 +37,7 @@
 {/if}
 
 <style>
-  @import "/markdown.css";
+  @import "/css/markdown.css";
 
   main {
     padding: 50px;