clan-ui: remove intermediate app directory

pkgs/clan-app/process-compose.yaml

@@ -1,12 +1,11 @@
 version: "0.5"
 
 processes:
-  webview-ui:
+  clan-app-ui:
     command: |
-      cd $(git rev-parse --show-toplevel)/pkgs/clan-app/webview-ui/app
-      direnv allow
-      direnv exec . npm install
-      direnv exec . vite
+      cd $(git rev-parse --show-toplevel)/pkgs/clan-app/ui
+      npm install
+      vite
     ready_log_line: "VITE"
 
   clan-app:
@@ -14,7 +13,7 @@ processes:
       cd $(git rev-parse --show-toplevel)/pkgs/clan-app
       ./bin/clan-app --debug --content-uri http://localhost:3000
     depends_on:
-      webview-ui:
+      clan-app-ui:
         condition: "process_log_ready"
     is_foreground: true
     ready_log_line: "Debug mode enabled"