feat: prepare initial cli layout

Made initial command scopes
d -> docker related commands
dc -> docker compose related commands
dj -> django related commands
pg -> postgres related commands

src/cli/docker.rs

@@ -0,0 +1,7 @@
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+pub enum Docker {
+    /// Stop all containers via `docker stop $(docker ps -q)`
+    StopAll,
+}