changed program parameter from -c to -f to match docker-compose

src/main.rs

@@ -15,7 +15,7 @@ pub struct Opt {
 
     /// A custom path to a docker-compose file
     #[structopt(short, long, parse(from_os_str))]
-    config: Option<PathBuf>,
+    file: Option<PathBuf>,
 
     /// Give a Repository identifier, e.g. library/nginx
     #[structopt(short, long, parse(from_str))]

src/ui/default.rs

@@ -54,7 +54,7 @@ impl Ui {
             state: State::SelectService,
             repo: repo_entry::RepoEntry::new(repo_id),
             tags: tag_list::TagList::with_status("Tags are empty"),
-            services: service_switcher::ServiceSwitcher::new(&opt.config).unwrap(),
+            services: service_switcher::ServiceSwitcher::new(&opt.file).unwrap(),
             info: info::Info::new("Select image of edit Repository"),
         };
 

src/ui/mod.rs

@@ -10,7 +10,7 @@ use termion::input::TermRead;
 use crate::widget::service_switcher;
 
 pub fn create_ui(opt: &Opt) {
-    let service_result = service_switcher::ServiceSwitcher::new(&opt.config);
+    let service_result = service_switcher::ServiceSwitcher::new(&opt.file);
     match service_result {
         None => no_yaml::NoYaml::run(opt),
         Some(_) => default::Ui::run(opt),

src/widget/info.rs

@@ -11,7 +11,7 @@ impl Info {
         Self {
             info: String::from(info),
             keys: String::from(
-                "Tab Cycle widgets   C-s Save   C-r Reload   C-q Quit   ↑ ↓ Select tags or image line",
+                "Tab Cycle widgets   C-s Save   C-r Reload   C-q Quit   ↑ ↓ Select tags or image line   Return Select current selection",
             ),
         }
     }