search: add --full flag to show node content in results

Co-Authored-By: ProofOfConcept <poc@bcachefs.org>

poc-memory/src/main.rs

@@ -71,6 +71,9 @@ enum Command {
         /// Show more results
         #[arg(long)]
         expand: bool,
+        /// Show node content, not just keys
+        #[arg(long)]
+        full: bool,
         /// Show debug output for each pipeline stage
         #[arg(long)]
         debug: bool,
@@ -478,8 +481,8 @@ fn main() {
     let cli = Cli::parse();
 
     let result = match cli.command {
-        Command::Search { query, pipeline, expand, debug }
+        Command::Search { query, pipeline, expand, full, debug }
-            => cmd_search(&query, &pipeline, expand, debug),
+            => cmd_search(&query, &pipeline, expand, full, debug),
         Command::Init => cmd_init(),
         Command::Migrate => cmd_migrate(),
         Command::Health => cmd_health(),
@@ -584,7 +587,7 @@ fn main() {
 
 // ── Command implementations ─────────────────────────────────────────
 
-fn cmd_search(terms: &[String], pipeline_args: &[String], expand: bool, debug: bool) -> Result<(), String> {
+fn cmd_search(terms: &[String], pipeline_args: &[String], expand: bool, full: bool, debug: bool) -> Result<(), String> {
     use store::StoreView;
     use std::collections::BTreeMap;
 
@@ -656,6 +659,15 @@ fn cmd_search(terms: &[String], pipeline_args: &[String], expand: bool, debug: b
         let marker = if r.is_direct { "→" } else { " " };
         let weight = view.node_weight(&r.key);
         println!("{}{:2}. [{:.2}/{:.2}] {}", marker, i + 1, r.activation, weight, r.key);
+        if full {
+            if let Some(content) = view.node_content(&r.key) {
+                println!();
+                for line in content.lines() {
+                    println!("    {}", line);
+                }
+                println!();
+            }
+        }
     }
 
     Ok(())