Update scripts/bash/update-agent-context.sh

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: localden

scripts/bash/update-agent-context.sh

@@ -293,9 +293,9 @@ create_new_agent_file() {
 
     # Perform substitutions with error checking using safer approach
     # Escape special characters for sed by using a different delimiter or escaping
-    local escaped_lang=$(printf '%s\n' "$NEW_LANG" | sed 's/[[\.*^$()+{}|]/\\&/g')
-    local escaped_framework=$(printf '%s\n' "$NEW_FRAMEWORK" | sed 's/[[\.*^$()+{}|]/\\&/g')
-    local escaped_branch=$(printf '%s\n' "$CURRENT_BRANCH" | sed 's/[[\.*^$()+{}|]/\\&/g')
+    local escaped_lang=$(printf '%s\n' "$NEW_LANG" | sed 's/[\[\.*^$()+{}|]/\\&/g')
+    local escaped_framework=$(printf '%s\n' "$NEW_FRAMEWORK" | sed 's/[\[\.*^$()+{}|]/\\&/g')
+    local escaped_branch=$(printf '%s\n' "$CURRENT_BRANCH" | sed 's/[\[\.*^$()+{}|]/\\&/g')
 
     # Build technology stack and recent change strings conditionally
     local tech_stack