memoryd: ask_memory, each workspace's chat at once with its own limit

Co-Authored-By: ornith-1.5-35b-a3b <agent@wntrmute.dev>

crates/memoryd/src/recall.rs

@@ -30,10 +30,16 @@ pub struct Local {
     pub untrusted: bool,
 }
 
-/// A hit's text as an item holds it, from the local index or from Honcho: neutralised, every
-/// control character (a line break among them) and every Unicode line or paragraph separator a
-/// space, then cut to its first `SNIPPET` characters, with no mark.
+/// A hit's text as an item holds it, from the local index or from Honcho: `one_line`, cut to
+/// `SNIPPET` characters.
 pub fn snippet(text: &str) -> String {
+    one_line(text, SNIPPET)
+}
+
+/// Text from memory as an item holds it: neutralised, every control character (a line break
+/// among them) and every Unicode line or paragraph separator a space, then cut to its first
+/// `cap` characters, with no mark.
+pub fn one_line(text: &str, cap: usize) -> String {
     neutralise(text)
         .chars()
         .map(|c| {
@@ -43,7 +49,7 @@ pub fn snippet(text: &str) -> String {
                 c
             }
         })
-        .take(SNIPPET)
+        .take(cap)
         .collect()
 }