add page streaming, admin ui flows, and runtime hardening

crates/core/src/config.rs

@@ -50,13 +50,17 @@ impl IndexerConfig {
 #[derive(Debug, Clone)]
 pub struct AdminUiConfig {
     pub listen_addr: String,
+    pub api_base_url: String,
+    pub api_token: String,
 }
 
 impl AdminUiConfig {
-    pub fn from_env() -> Self {
-        Self {
+    pub fn from_env() -> Result<Self> {
+        Ok(Self {
             listen_addr: std::env::var("ADMIN_UI_LISTEN_ADDR")
                 .unwrap_or_else(|_| "0.0.0.0:8082".to_string()),
-        }
+            api_base_url: std::env::var("API_BASE_URL").unwrap_or_else(|_| "http://api:8080".to_string()),
+            api_token: std::env::var("API_BOOTSTRAP_TOKEN").context("API_BOOTSTRAP_TOKEN is required")?,
+        })
     }
 }