fix: set navic_silence global to suppress all duplicate attach warnings

config/options.nix

@@ -2,6 +2,9 @@
   config = {
     enableMan = false;
     version.enableNixpkgsReleaseCheck = false;
+    globals = {
+      navic_silence = true;
+    };
     extraConfigLuaPre = ''
       _G.start_time = vim.loop.hrtime()
       -- Mock image.nvim in headless/test environments to avoid stdin/stdout errors

test.sh

@@ -1,4 +1,17 @@
 #!/bin/bash
+ ()
+{
+if [[  ]]; then
+  
+fi  
+}
+if
+
+while ; do
+  command ...
+else
+  command ...
+done
 
   function hello() {
 echo "Hello World