cli: compact schema output by default and tighten field docs

crates/yaak-models/src/models.rs

@@ -611,6 +611,8 @@ pub struct Environment {
     pub base: bool,
     pub parent_model: String,
     pub parent_id: Option<String>,
+    /// Variables defined in this environment scope.
+    /// Child environments override parent variables by name.
     pub variables: Vec<EnvironmentVariable>,
     pub color: Option<String>,
     pub sort_priority: f64,
@@ -845,6 +847,8 @@ pub struct HttpUrlParameter {
     #[serde(default = "default_true")]
     #[ts(optional, as = "Option<bool>")]
     pub enabled: bool,
+    /// Colon-prefixed parameters are treated as path parameters if they match, like `/users/:id`
+    /// Other entries are appended as query parameters
     pub name: String,
     pub value: String,
     #[ts(optional, as = "Option<String>")]
@@ -877,6 +881,7 @@ pub struct HttpRequest {
     pub name: String,
     pub sort_priority: f64,
     pub url: String,
+    /// URL parameters used for both path placeholders (`:id`) and query string entries.
     pub url_parameters: Vec<HttpUrlParameter>,
 }
 
@@ -1118,6 +1123,7 @@ pub struct WebsocketRequest {
     pub name: String,
     pub sort_priority: f64,
     pub url: String,
+    /// URL parameters used for both path placeholders (`:id`) and query string entries.
     pub url_parameters: Vec<HttpUrlParameter>,
 }
 
@@ -1728,6 +1734,7 @@ pub struct GrpcRequest {
     pub name: String,
     pub service: Option<String>,
     pub sort_priority: f64,
+    /// Server URL (http for plaintext or https for secure)
     pub url: String,
 }