Files
AutoGPT/docs/integrations/bannerbear/text_overlay.md
Nicholas Tindle c1a1767034 feat(docs): Add block documentation auto-generation system (#11707)
- Add generate_block_docs.py script that introspects block code to
generate markdown
- Support manual content preservation via <!-- MANUAL: --> markers
- Add migrate_block_docs.py to preserve existing manual content from git
HEAD
- Add CI workflow (docs-block-sync.yml) to fail if docs drift from code
- Add Claude PR review workflow (docs-claude-review.yml) for doc changes
- Add manual LLM enhancement workflow (docs-enhance.yml)
- Add GitBook configuration (.gitbook.yaml, SUMMARY.md)
- Fix non-deterministic category ordering (categories is a set)
- Add comprehensive test suite (32 tests)
- Generate docs for 444 blocks with 66 preserved manual sections

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

<!-- Clearly explain the need for these changes: -->

### Changes 🏗️

<!-- Concisely describe all of the changes made in this pull request:
-->

### Checklist 📋

#### For code changes:
- [x] I have clearly listed my changes in the PR description
- [x] I have made a test plan
- [x] I have tested my changes according to the test plan:
  <!-- Put your test plan here: -->
  - [x] Extensively test code generation for the docs pages



<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> Introduces an automated documentation pipeline for blocks and
integrates it into CI.
> 
> - Adds `scripts/generate_block_docs.py` (+ tests) to introspect blocks
and generate `docs/integrations/**`, preserving `<!-- MANUAL: -->`
sections
> - New CI workflows: **docs-block-sync** (fails if docs drift),
**docs-claude-review** (AI review for block/docs PRs), and
**docs-enhance** (optional LLM improvements)
> - Updates existing Claude workflows to use `CLAUDE_CODE_OAUTH_TOKEN`
instead of `ANTHROPIC_API_KEY`
> - Improves numerous block descriptions/typos and links across backend
blocks to standardize docs output
> - Commits initial generated docs including
`docs/integrations/README.md` and many provider/category pages
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
631e53e0f6. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-19 07:03:19 +00:00

2.1 KiB

Bannerbear Text Overlay

Blocks for generating dynamic images with text overlays using Bannerbear templates.

Bannerbear Text Overlay

What it is

Add text overlay to images using Bannerbear templates. Perfect for creating social media graphics, marketing materials, and dynamic image content.

How it works

This block uses Bannerbear's API to generate images by populating templates with dynamic text and images. Create templates in Bannerbear with text layers, then modify layer content programmatically.

Webhooks can notify you when asynchronous generation completes. Include custom metadata for tracking generated images.

Inputs

Input Description Type Required
template_id The unique ID of your Bannerbear template str Yes
project_id Optional: Project ID (required when using Master API Key) str No
text_modifications List of text layers to modify in the template List[TextModification] Yes
image_url Optional: URL of an image to use in the template str No
image_layer_name Optional: Name of the image layer in the template str No
webhook_url Optional: URL to receive webhook notification when image is ready str No
metadata Optional: Custom metadata to attach to the image str No

Outputs

Output Description Type
error Error message if the operation failed str
success Whether the image generation was successfully initiated bool
image_url URL of the generated image (if synchronous) or placeholder str
uid Unique identifier for the generated image str
status Status of the image generation str

Possible use case

Social Media Graphics: Generate personalized social posts with dynamic quotes, stats, or headlines.

Marketing Banners: Create ad banners with different product names, prices, or offers.

Certificates & Cards: Generate personalized certificates, invitations, or greeting cards.