fix: fs_ls and fs_cat outputs should always redirect to "$LLM_OUTPUT" including on errors.

assets/functions/tools/fs_cat.sh

@@ -10,5 +10,5 @@ set -e
 
 main() {
     # shellcheck disable=SC2154
-    cat "$argc_path" >> "$LLM_OUTPUT"
+		cat "$argc_path" >> "$LLM_OUTPUT" 2>&1 || echo "No such file or path: $argc_path" >> "$LLM_OUTPUT"
 }

assets/functions/tools/fs_ls.sh

@@ -9,5 +9,5 @@ set -e
 
 main() {
     # shellcheck disable=SC2154
-    ls -1 "$argc_path" >> "$LLM_OUTPUT"
+    ls -1 "$argc_path" >> "$LLM_OUTPUT" 2>&1 || echo "No such path: $argc_path" >> "$LLM_OUTPUT"
 }