fix(cli): show config file content in debug config command

cortex-cli/src/debug_cmd.rs

@@ -76,6 +76,10 @@ struct ConfigDebugOutput {
     resolved: ResolvedConfig,
     locations: ConfigLocations,
     #[serde(skip_serializing_if = "Option::is_none")]
+    global_config_content: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    local_config_content: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     environment: Option<HashMap<String, String>>,
 }
 
@@ -112,10 +116,28 @@ async fn run_config(args: ConfigArgs) -> Result<()> {
         cortex_home: config.cortex_home.clone(),
     };
 
+    let global_config_exists = global_config.exists();
+    let local_config_exists = local_config.as_ref().is_some_and(|p| p.exists());
+
+    // Read config file contents if they exist
+    let global_config_content = if global_config_exists {
+        std::fs::read_to_string(&global_config).ok()
+    } else {
+        None
+    };
+
+    let local_config_content = if local_config_exists {
+        local_config
+            .as_ref()
+            .and_then(|p| std::fs::read_to_string(p).ok())
+    } else {
+        None
+    };
+
     let locations = ConfigLocations {
-        global_config_exists: global_config.exists(),
+        global_config_exists,
         global_config,
-        local_config_exists: local_config.as_ref().is_some_and(|p| p.exists()),
+        local_config_exists,
         local_config,
     };
 
@@ -163,6 +185,8 @@ async fn run_config(args: ConfigArgs) -> Result<()> {
     let output = ConfigDebugOutput {
         resolved,
         locations,
+        global_config_content,
+        local_config_content,
         environment,
     };
 
@@ -200,6 +224,26 @@ async fn run_config(args: ConfigArgs) -> Result<()> {
             );
         }
 
+        // Display global config content
+        if let Some(ref content) = output.global_config_content {
+            println!();
+            println!("Global Config Content");
+            println!("{}", "-".repeat(40));
+            for line in content.lines() {
+                println!("  {}", line);
+            }
+        }
+
+        // Display local config content
+        if let Some(ref content) = output.local_config_content {
+            println!();
+            println!("Local Config Content");
+            println!("{}", "-".repeat(40));
+            for line in content.lines() {
+                println!("  {}", line);
+            }
+        }
+
         if let Some(ref env) = output.environment {
             println!();
             println!("Environment Variables");