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github: add configurable mentions input #5655

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Merged
rekram1-node merged 1 commit into from
Dec 17, 2025
Merged

github: add configurable mentions input #5655

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5 changes: 5 additions & 0 deletions github/action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,10 @@ inputs:
required: false
default: "false"

mentions:
description: "Comma-separated list of trigger phrases (case-insensitive). Defaults to '/opencode,/oc'"
required: false

runs:
using: "composite"
steps:
Expand Down Expand Up @@ -57,3 +61,4 @@ runs:
SHARE: ${{ inputs.share }}
PROMPT: ${{ inputs.prompt }}
USE_GITHUB_TOKEN: ${{ inputs.use_github_token }}
MENTIONS: ${{ inputs.mentions }}
11 changes: 8 additions & 3 deletions packages/opencode/src/cli/cmd/github.ts
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Expand Up @@ -602,21 +602,26 @@ export const GithubRunCommand = cmd({
}

const reviewContext = getReviewCommentContext()
const mentions = (process.env["MENTIONS"] || "/opencode,/oc")
.split(",")
.map((m) => m.trim().toLowerCase())
.filter(Boolean)
let prompt = (() => {
const body = payload.comment.body.trim()
if (body === "/opencode" || body === "/oc") {
const bodyLower = body.toLowerCase()
if (mentions.some((m) => bodyLower === m)) {
if (reviewContext) {
return `Review this code change and suggest improvements for the commented lines:\n\nFile: ${reviewContext.file}\nLines: ${reviewContext.line}\n\n${reviewContext.diffHunk}`
}
return "Summarize this thread"
}
if (body.includes("/opencode") || body.includes("/oc")) {
if (mentions.some((m) => bodyLower.includes(m))) {
if (reviewContext) {
return `${body}\n\nContext: You are reviewing a comment on file "${reviewContext.file}" at line ${reviewContext.line}.\n\nDiff context:\n${reviewContext.diffHunk}`
}
return body
}
throw new Error("Comments must mention `/opencode` or `/oc`")
throw new Error(`Comments must mention ${mentions.map((m) => "`" + m + "`").join(" or ")}`)
})()

// Handle images
Expand Down
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