graham.systems
Enable LLMs to handle webhooks with plaintext files
1---
2verify:
3 hmac:
4 header: X-Hub-Signature-256
5 prefix: "sha256="
6 secret: $GITHUB_WEBHOOK_SECRET
7payload:
8 contentType: json
9---
10
11You have received a GitHub webhook from the **{{ payload.repository.full_name }}** repository.
12
13Event: `{{ headers["x-github-event"] }}`
14
15{% if headers["x-github-event"] == "push" %}
16**{{ payload.pusher.name }}** pushed {{ payload.commits | size }} commit(s) to `{{ payload.ref }}`:
17
18{% for commit in payload.commits %}
19- `{{ commit.id | slice: 0, 7 }}` {{ commit.message }} — {{ commit.author.name }}
20{% endfor %}
21
22Summarize what changed across these commits and whether any follow-up is warranted (e.g. deployment, documentation update, or review).
23{% endif %}
24
25{% if headers["x-github-event"] == "pull_request" %}
26Pull request **{{ payload.action }}**: [#{{ payload.pull_request.number }} {{ payload.pull_request.title }}]({{ payload.pull_request.html_url }})
27
28- Opened by: **{{ payload.pull_request.user.login }}**
29- Merging `{{ payload.pull_request.head.ref }}` → `{{ payload.pull_request.base.ref }}`
30- Status: {{ payload.pull_request.state }}{% if payload.pull_request.draft %} (draft){% endif %}
31
32{{ payload.pull_request.body }}
33
34Summarize the intent of this pull request and note any action required based on its current state.
35{% endif %}
36
37{% if headers["x-github-event"] == "issues" %}
38Issue **{{ payload.action }}**: [#{{ payload.issue.number }} {{ payload.issue.title }}]({{ payload.issue.html_url }})
39
40- Opened by: **{{ payload.issue.user.login }}**
41- Labels: {% for label in payload.issue.labels %}{{ label.name }}{% unless forloop.last %}, {% endunless %}{% endfor %}
42
43{{ payload.issue.body }}
44
45Summarize this issue and determine whether any immediate action or response is needed.
46{% endif %}
47
48{% if headers["x-github-event"] == "pull_request_review" %}
49**{{ payload.review.user.login }}** submitted a **{{ payload.review.state }}** review on [#{{ payload.pull_request.number }} {{ payload.pull_request.title }}]({{ payload.pull_request.html_url }}).
50
51{{ payload.review.body }}
52
53Note the outcome of this review and whether the pull request is now ready to merge, needs further changes, or requires discussion.
54{% endif %}