d-lcw

feat: support call template_filter without parens

4

This PR enhances the App.template_filter decorator to support: - `@app.template_filter` (without parentheses) It also ensures that the original usage remains fully supported, with no breaking changes: - `@app.template_filter()` - `@app.template_filter(name="...")`...

**What this PR does**: This PR makes the planpreview handler behavior configurable via the piped.yaml config file. This allows operators to tune performance and resource usage based on deployment scale...