initial commit (proof of concept build function, added cli structure

src/app/commands/mod.rs

@@ -0,0 +1,40 @@
+use std::collections::HashMap;
+
+use traits::Command;
+
+use self::build::Build;
+
+pub mod traits;
+mod build;
+
+pub struct CommandRegistry {
+    commands: HashMap<String,  Box<dyn Command>>
+}
+
+impl CommandRegistry {
+
+    pub fn register_all(&mut self) {
+        let registry = self;
+        registry.register("/build".to_string(), Box::new(Build::new()), true)
+    }
+
+    pub fn register(&mut self, path: String, command: Box<dyn Command>, enabled: bool) {
+        if enabled {
+            self.commands.insert(path, command);
+        }
+    }
+
+    pub fn new() -> CommandRegistry {
+        let mut registry = CommandRegistry { commands: HashMap::new() };
+
+        registry.register_all();
+
+        registry
+    }
+
+    pub fn command_by(&self, path: &String) -> Option<&Box<dyn Command>> {
+        let command = self.commands.get(path);
+        return command;
+    }
+}
+