Refactor view modules for improved readability and consistency

- Updated markdown rendering logic to use more concise methods for obtaining vector lengths.
- Changed review status display to use the correct flag from settings.
- Cleaned up sidebar rendering code for better formatting and readability.
- Enhanced status bar rendering with improved string formatting and consistent style application.
- Refined workflow panel rendering, ensuring consistent style usage and improved readability.
- Added architecture overview and detailed documentation for backend, data, dependencies, and frontend structures.

src/controller/command.rs

@@ -11,10 +11,7 @@ pub enum Command {
     ClearConfirm,
     Login { provider: String },
     Edit(String),
-    McpAdd {
-        name: String,
-        command: String,
-    },
+    McpAdd { name: String, command: String },
     ModelList,
     Compact,
     TodoOpen,
@@ -44,13 +41,15 @@ pub fn parse_command(text: &str) -> Command {
         "/quit" => Command::Quit,
         "/clear" if arg1.is_empty() => Command::ClearConfirm,
         "/clear" => Command::Clear,
-        "/login" if arg1.is_empty() => Command::Login { provider: String::new() },
-        "/login" if !arg1.is_empty() => Command::Login { provider: arg1.to_string() },
+        "/login" if arg1.is_empty() => Command::Login {
+            provider: String::new(),
+        },
+        "/login" if !arg1.is_empty() => Command::Login {
+            provider: arg1.to_string(),
+        },
         "/edit" if !arg1.is_empty() => Command::Edit(arg1.to_string()),
         "/edit" => Command::Edit(".".to_string()),
-        "/mcp" if arg1.is_empty() => {
-            Command::McpOpen
-        }
+        "/mcp" if arg1.is_empty() => Command::McpOpen,
         "/mcp" if arg1 == "add" && !arg2.is_empty() => {
             let rest = arg2.trim();
             if let Some(space) = rest.find(' ') {
@@ -58,7 +57,10 @@ pub fn parse_command(text: &str) -> Command {
                 let command = rest[space + 1..].trim().to_string();
                 Command::McpAdd { name, command }
             } else {
-                Command::McpAdd { name: rest.to_string(), command: String::new() }
+                Command::McpAdd {
+                    name: rest.to_string(),
+                    command: String::new(),
+                }
             }
         }
         "/model" => Command::ModelList,