fix(cmd): improve editor selection logic in edit command

* Enhance the editor selection to check for nvim and nano before defaulting to vi.
* Return an error if no suitable editor is found.
fix(cmd): track unchanged units in syncup command
* Add tracking for unchanged units during syncup process.
* Update completion message to include count of unchanged units.
fix(runtime): change command type to slice in podman container
* Update command field in podmanContainer struct to be a slice of strings.
* Adjust ListRunning method to join command slice into a single string for output.
fix(ci): enhance release notes generation in workflow
* Collect commit messages since the last tag for release notes.
* Format release body to include detailed change log.

cmd/syncup.go

@@ -31,6 +31,7 @@ func runSyncup(cmd *cobra.Command, args []string) error {
 	}
 
 	added := 0
+	unchanged := 0
 	discovered := map[string]bool{}
 
 	// Discover running containers across all runtimes
@@ -51,6 +52,8 @@ func runSyncup(cmd *cobra.Command, args []string) error {
 			if cfg.AddUnit(unit) {
 				fmt.Printf("  + added: %s (%s)\n", c.Name, c.Runtime)
 				added++
+			} else {
+				unchanged++
 			}
 		}
 	}
@@ -86,6 +89,6 @@ func runSyncup(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	fmt.Printf("\nDone. Added: %d  Disabled: %d  Re-enabled: %d\n", added, disabled, reenabled)
+	fmt.Printf("\nDone. Added: %d  Unchanged: %d  Disabled: %d  Re-enabled: %d\n", added, unchanged, disabled, reenabled)
 	return nil
 }