chore: remove global opus model setting from settings.json

Remove top-level model override to allow per-skill/agent model configuration.
Reorder sections for consistency.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

settings.json

@@ -1,5 +1,4 @@
 {
-  "model": "opus",
   "permissions": {
     "allow": [
       "Bash(git:*)",
@@ -10,13 +9,6 @@
       "WebSearch"
     ]
   },
-  "statusLine": {
-    "type": "command",
-    "command": "input=$(cat); current_dir=$(echo \"$input\" | jq -r '.workspace.current_dir'); model=$(echo \"$input\" | jq -r '.model.display_name'); style=$(echo \"$input\" | jq -r '.output_style.name'); git_info=\"\"; if [ -d \"$current_dir/.git\" ]; then cd \"$current_dir\" && branch=$(git branch --show-current 2>/dev/null) && status=$(git status --porcelain 2>/dev/null | wc -l | tr -d ' ') && git_info=\" [$branch$([ \"$status\" != \"0\" ] && echo \"*\")]\"; fi; printf \"\\033[2m$(whoami)@$(hostname -s) $(basename \"$current_dir\")$git_info | $model ($style)\\033[0m\""
-  },
-  "enabledPlugins": {
-    "gopls-lsp@claude-plugins-official": true
-  },
   "hooks": {
     "PreToolUse": [
       {
@@ -30,5 +22,12 @@
         ]
       }
     ]
+  },
+  "statusLine": {
+    "type": "command",
+    "command": "input=$(cat); current_dir=$(echo \"$input\" | jq -r '.workspace.current_dir'); model=$(echo \"$input\" | jq -r '.model.display_name'); style=$(echo \"$input\" | jq -r '.output_style.name'); git_info=\"\"; if [ -d \"$current_dir/.git\" ]; then cd \"$current_dir\" && branch=$(git branch --show-current 2>/dev/null) && status=$(git status --porcelain 2>/dev/null | wc -l | tr -d ' ') && git_info=\" [$branch$([ \"$status\" != \"0\" ] && echo \"*\")]\"; fi; printf \"\\033[2m$(whoami)@$(hostname -s) $(basename \"$current_dir\")$git_info | $model ($style)\\033[0m\""
+  },
+  "enabledPlugins": {
+    "gopls-lsp@claude-plugins-official": true
   }
 }