feat: add orchestration workflows and harness skills

This commit is contained in:
Affaan Mustafa
2026-03-12 08:50:24 -07:00
parent d3f4fd5061
commit 4d4ba25d11
46 changed files with 5618 additions and 80 deletions

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@@ -0,0 +1,295 @@
'use strict';
const fs = require('fs');
const path = require('path');
const { spawnSync } = require('child_process');
function stripCodeTicks(value) {
if (typeof value !== 'string') {
return value;
}
const trimmed = value.trim();
if (trimmed.startsWith('`') && trimmed.endsWith('`') && trimmed.length >= 2) {
return trimmed.slice(1, -1);
}
return trimmed;
}
function parseSection(content, heading) {
if (typeof content !== 'string' || content.length === 0) {
return '';
}
const lines = content.split('\n');
const headingLines = new Set([`## ${heading}`, `**${heading}**`]);
const startIndex = lines.findIndex(line => headingLines.has(line.trim()));
if (startIndex === -1) {
return '';
}
const collected = [];
for (let index = startIndex + 1; index < lines.length; index += 1) {
const line = lines[index];
const trimmed = line.trim();
if (trimmed.startsWith('## ') || (/^\*\*.+\*\*$/.test(trimmed) && !headingLines.has(trimmed))) {
break;
}
collected.push(line);
}
return collected.join('\n').trim();
}
function parseBullets(section) {
if (!section) {
return [];
}
return section
.split('\n')
.map(line => line.trim())
.filter(line => line.startsWith('- '))
.map(line => stripCodeTicks(line.replace(/^- /, '').trim()));
}
function parseWorkerStatus(content) {
const status = {
state: null,
updated: null,
branch: null,
worktree: null,
taskFile: null,
handoffFile: null
};
if (typeof content !== 'string' || content.length === 0) {
return status;
}
for (const line of content.split('\n')) {
const match = line.match(/^- ([A-Za-z ]+):\s*(.+)$/);
if (!match) {
continue;
}
const key = match[1].trim().toLowerCase().replace(/\s+/g, '');
const value = stripCodeTicks(match[2]);
if (key === 'state') status.state = value;
if (key === 'updated') status.updated = value;
if (key === 'branch') status.branch = value;
if (key === 'worktree') status.worktree = value;
if (key === 'taskfile') status.taskFile = value;
if (key === 'handofffile') status.handoffFile = value;
}
return status;
}
function parseWorkerTask(content) {
return {
objective: parseSection(content, 'Objective'),
seedPaths: parseBullets(parseSection(content, 'Seeded Local Overlays'))
};
}
function parseWorkerHandoff(content) {
return {
summary: parseBullets(parseSection(content, 'Summary')),
validation: parseBullets(parseSection(content, 'Validation')),
remainingRisks: parseBullets(parseSection(content, 'Remaining Risks'))
};
}
function readTextIfExists(filePath) {
if (!filePath || !fs.existsSync(filePath)) {
return '';
}
return fs.readFileSync(filePath, 'utf8');
}
function listWorkerDirectories(coordinationDir) {
if (!coordinationDir || !fs.existsSync(coordinationDir)) {
return [];
}
return fs.readdirSync(coordinationDir, { withFileTypes: true })
.filter(entry => entry.isDirectory())
.filter(entry => {
const workerDir = path.join(coordinationDir, entry.name);
return ['status.md', 'task.md', 'handoff.md']
.some(filename => fs.existsSync(path.join(workerDir, filename)));
})
.map(entry => entry.name)
.sort();
}
function loadWorkerSnapshots(coordinationDir) {
return listWorkerDirectories(coordinationDir).map(workerSlug => {
const workerDir = path.join(coordinationDir, workerSlug);
const statusPath = path.join(workerDir, 'status.md');
const taskPath = path.join(workerDir, 'task.md');
const handoffPath = path.join(workerDir, 'handoff.md');
const status = parseWorkerStatus(readTextIfExists(statusPath));
const task = parseWorkerTask(readTextIfExists(taskPath));
const handoff = parseWorkerHandoff(readTextIfExists(handoffPath));
return {
workerSlug,
workerDir,
status,
task,
handoff,
files: {
status: statusPath,
task: taskPath,
handoff: handoffPath
}
};
});
}
function listTmuxPanes(sessionName) {
const format = [
'#{pane_id}',
'#{window_index}',
'#{pane_index}',
'#{pane_title}',
'#{pane_current_command}',
'#{pane_current_path}',
'#{pane_active}',
'#{pane_dead}',
'#{pane_pid}'
].join('\t');
const result = spawnSync('tmux', ['list-panes', '-t', sessionName, '-F', format], {
encoding: 'utf8',
stdio: ['ignore', 'pipe', 'pipe']
});
if (result.error) {
throw result.error;
}
if (result.status !== 0) {
return [];
}
return (result.stdout || '')
.split('\n')
.map(line => line.trim())
.filter(Boolean)
.map(line => {
const [
paneId,
windowIndex,
paneIndex,
title,
currentCommand,
currentPath,
active,
dead,
pid
] = line.split('\t');
return {
paneId,
windowIndex: Number(windowIndex),
paneIndex: Number(paneIndex),
title,
currentCommand,
currentPath,
active: active === '1',
dead: dead === '1',
pid: pid ? Number(pid) : null
};
});
}
function summarizeWorkerStates(workers) {
return workers.reduce((counts, worker) => {
const state = worker.status.state || 'unknown';
counts[state] = (counts[state] || 0) + 1;
return counts;
}, {});
}
function buildSessionSnapshot({ sessionName, coordinationDir, panes }) {
const workerSnapshots = loadWorkerSnapshots(coordinationDir);
const paneMap = new Map(panes.map(pane => [pane.title, pane]));
const workers = workerSnapshots.map(worker => ({
...worker,
pane: paneMap.get(worker.workerSlug) || null
}));
return {
sessionName,
coordinationDir,
sessionActive: panes.length > 0,
paneCount: panes.length,
workerCount: workers.length,
workerStates: summarizeWorkerStates(workers),
panes,
workers
};
}
function resolveSnapshotTarget(targetPath, cwd = process.cwd()) {
const absoluteTarget = path.resolve(cwd, targetPath);
if (fs.existsSync(absoluteTarget) && fs.statSync(absoluteTarget).isFile()) {
const config = JSON.parse(fs.readFileSync(absoluteTarget, 'utf8'));
const repoRoot = path.resolve(config.repoRoot || cwd);
const coordinationRoot = path.resolve(
config.coordinationRoot || path.join(repoRoot, '.orchestration')
);
return {
sessionName: config.sessionName,
coordinationDir: path.join(coordinationRoot, config.sessionName),
repoRoot,
targetType: 'plan'
};
}
return {
sessionName: targetPath,
coordinationDir: path.join(cwd, '.claude', 'orchestration', targetPath),
repoRoot: cwd,
targetType: 'session'
};
}
function collectSessionSnapshot(targetPath, cwd = process.cwd()) {
const target = resolveSnapshotTarget(targetPath, cwd);
const panes = listTmuxPanes(target.sessionName);
const snapshot = buildSessionSnapshot({
sessionName: target.sessionName,
coordinationDir: target.coordinationDir,
panes
});
return {
...snapshot,
repoRoot: target.repoRoot,
targetType: target.targetType
};
}
module.exports = {
buildSessionSnapshot,
collectSessionSnapshot,
listTmuxPanes,
loadWorkerSnapshots,
normalizeText: stripCodeTicks,
parseWorkerHandoff,
parseWorkerStatus,
parseWorkerTask,
resolveSnapshotTarget
};

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@@ -85,6 +85,9 @@ function parseSessionMetadata(content) {
date: null,
started: null,
lastUpdated: null,
project: null,
branch: null,
worktree: null,
completed: [],
inProgress: [],
notes: '',
@@ -117,6 +120,22 @@ function parseSessionMetadata(content) {
metadata.lastUpdated = updatedMatch[1];
}
// Extract control-plane metadata
const projectMatch = content.match(/\*\*Project:\*\*\s*(.+)$/m);
if (projectMatch) {
metadata.project = projectMatch[1].trim();
}
const branchMatch = content.match(/\*\*Branch:\*\*\s*(.+)$/m);
if (branchMatch) {
metadata.branch = branchMatch[1].trim();
}
const worktreeMatch = content.match(/\*\*Worktree:\*\*\s*(.+)$/m);
if (worktreeMatch) {
metadata.worktree = worktreeMatch[1].trim();
}
// Extract completed items
const completedSection = content.match(/### Completed\s*\n([\s\S]*?)(?=###|\n\n|$)/);
if (completedSection) {

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@@ -0,0 +1,491 @@
'use strict';
const fs = require('fs');
const path = require('path');
const { spawnSync } = require('child_process');
function slugify(value, fallback = 'worker') {
const normalized = String(value || '')
.trim()
.toLowerCase()
.replace(/[^a-z0-9]+/g, '-')
.replace(/^-+|-+$/g, '');
return normalized || fallback;
}
function renderTemplate(template, variables) {
if (typeof template !== 'string' || template.trim().length === 0) {
throw new Error('launcherCommand must be a non-empty string');
}
return template.replace(/\{([a-z_]+)\}/g, (match, key) => {
if (!(key in variables)) {
throw new Error(`Unknown template variable: ${key}`);
}
return String(variables[key]);
});
}
function shellQuote(value) {
return `'${String(value).replace(/'/g, `'\\''`)}'`;
}
function formatCommand(program, args) {
return [program, ...args.map(shellQuote)].join(' ');
}
function normalizeSeedPaths(seedPaths, repoRoot) {
const resolvedRepoRoot = path.resolve(repoRoot);
const entries = Array.isArray(seedPaths) ? seedPaths : [];
const seen = new Set();
const normalized = [];
for (const entry of entries) {
if (typeof entry !== 'string' || entry.trim().length === 0) {
continue;
}
const absolutePath = path.resolve(resolvedRepoRoot, entry);
const relativePath = path.relative(resolvedRepoRoot, absolutePath);
if (
relativePath.startsWith('..') ||
path.isAbsolute(relativePath)
) {
throw new Error(`seedPaths entries must stay inside repoRoot: ${entry}`);
}
const normalizedPath = relativePath.split(path.sep).join('/');
if (seen.has(normalizedPath)) {
continue;
}
seen.add(normalizedPath);
normalized.push(normalizedPath);
}
return normalized;
}
function overlaySeedPaths({ repoRoot, seedPaths, worktreePath }) {
const normalizedSeedPaths = normalizeSeedPaths(seedPaths, repoRoot);
for (const seedPath of normalizedSeedPaths) {
const sourcePath = path.join(repoRoot, seedPath);
const destinationPath = path.join(worktreePath, seedPath);
if (!fs.existsSync(sourcePath)) {
throw new Error(`Seed path does not exist in repoRoot: ${seedPath}`);
}
fs.mkdirSync(path.dirname(destinationPath), { recursive: true });
fs.rmSync(destinationPath, { force: true, recursive: true });
fs.cpSync(sourcePath, destinationPath, {
dereference: false,
force: true,
preserveTimestamps: true,
recursive: true
});
}
}
function buildWorkerArtifacts(workerPlan) {
const seededPathsSection = workerPlan.seedPaths.length > 0
? [
'',
'## Seeded Local Overlays',
...workerPlan.seedPaths.map(seedPath => `- \`${seedPath}\``)
]
: [];
return {
dir: workerPlan.coordinationDir,
files: [
{
path: workerPlan.taskFilePath,
content: [
`# Worker Task: ${workerPlan.workerName}`,
'',
`- Session: \`${workerPlan.sessionName}\``,
`- Repo root: \`${workerPlan.repoRoot}\``,
`- Worktree: \`${workerPlan.worktreePath}\``,
`- Branch: \`${workerPlan.branchName}\``,
`- Launcher status file: \`${workerPlan.statusFilePath}\``,
`- Launcher handoff file: \`${workerPlan.handoffFilePath}\``,
...seededPathsSection,
'',
'## Objective',
workerPlan.task,
'',
'## Completion',
'Do not spawn subagents or external agents for this task.',
'Report results in your final response.',
`The worker launcher captures your response in \`${workerPlan.handoffFilePath}\` automatically.`,
`The worker launcher updates \`${workerPlan.statusFilePath}\` automatically.`
].join('\n')
},
{
path: workerPlan.handoffFilePath,
content: [
`# Handoff: ${workerPlan.workerName}`,
'',
'## Summary',
'- Pending',
'',
'## Files Changed',
'- Pending',
'',
'## Tests / Verification',
'- Pending',
'',
'## Follow-ups',
'- Pending'
].join('\n')
},
{
path: workerPlan.statusFilePath,
content: [
`# Status: ${workerPlan.workerName}`,
'',
'- State: not started',
`- Worktree: \`${workerPlan.worktreePath}\``,
`- Branch: \`${workerPlan.branchName}\``
].join('\n')
}
]
};
}
function buildOrchestrationPlan(config = {}) {
const repoRoot = path.resolve(config.repoRoot || process.cwd());
const repoName = path.basename(repoRoot);
const workers = Array.isArray(config.workers) ? config.workers : [];
const globalSeedPaths = normalizeSeedPaths(config.seedPaths, repoRoot);
const sessionName = slugify(config.sessionName || repoName, 'session');
const worktreeRoot = path.resolve(config.worktreeRoot || path.dirname(repoRoot));
const coordinationRoot = path.resolve(
config.coordinationRoot || path.join(repoRoot, '.orchestration')
);
const coordinationDir = path.join(coordinationRoot, sessionName);
const baseRef = config.baseRef || 'HEAD';
const defaultLauncher = config.launcherCommand || '';
if (workers.length === 0) {
throw new Error('buildOrchestrationPlan requires at least one worker');
}
const workerPlans = workers.map((worker, index) => {
if (!worker || typeof worker.task !== 'string' || worker.task.trim().length === 0) {
throw new Error(`Worker ${index + 1} is missing a task`);
}
const workerName = worker.name || `worker-${index + 1}`;
const workerSlug = slugify(workerName, `worker-${index + 1}`);
const branchName = `orchestrator-${sessionName}-${workerSlug}`;
const worktreePath = path.join(worktreeRoot, `${repoName}-${sessionName}-${workerSlug}`);
const workerCoordinationDir = path.join(coordinationDir, workerSlug);
const taskFilePath = path.join(workerCoordinationDir, 'task.md');
const handoffFilePath = path.join(workerCoordinationDir, 'handoff.md');
const statusFilePath = path.join(workerCoordinationDir, 'status.md');
const launcherCommand = worker.launcherCommand || defaultLauncher;
const workerSeedPaths = normalizeSeedPaths(worker.seedPaths, repoRoot);
const seedPaths = normalizeSeedPaths([...globalSeedPaths, ...workerSeedPaths], repoRoot);
const templateVariables = {
branch_name: branchName,
handoff_file: handoffFilePath,
repo_root: repoRoot,
session_name: sessionName,
status_file: statusFilePath,
task_file: taskFilePath,
worker_name: workerName,
worker_slug: workerSlug,
worktree_path: worktreePath
};
if (!launcherCommand) {
throw new Error(`Worker ${workerName} is missing a launcherCommand`);
}
const gitArgs = ['worktree', 'add', '-b', branchName, worktreePath, baseRef];
return {
branchName,
coordinationDir: workerCoordinationDir,
gitArgs,
gitCommand: formatCommand('git', gitArgs),
handoffFilePath,
launchCommand: renderTemplate(launcherCommand, templateVariables),
repoRoot,
sessionName,
seedPaths,
statusFilePath,
task: worker.task.trim(),
taskFilePath,
workerName,
workerSlug,
worktreePath
};
});
const tmuxCommands = [
{
cmd: 'tmux',
args: ['new-session', '-d', '-s', sessionName, '-n', 'orchestrator', '-c', repoRoot],
description: 'Create detached tmux session'
},
{
cmd: 'tmux',
args: [
'send-keys',
'-t',
sessionName,
`printf '%s\\n' 'Session: ${sessionName}' 'Coordination: ${coordinationDir}'`,
'C-m'
],
description: 'Print orchestrator session details'
}
];
for (const workerPlan of workerPlans) {
tmuxCommands.push(
{
cmd: 'tmux',
args: ['split-window', '-d', '-t', sessionName, '-c', workerPlan.worktreePath],
description: `Create pane for ${workerPlan.workerName}`
},
{
cmd: 'tmux',
args: ['select-layout', '-t', sessionName, 'tiled'],
description: 'Arrange panes in tiled layout'
},
{
cmd: 'tmux',
args: ['select-pane', '-t', '<pane-id>', '-T', workerPlan.workerSlug],
description: `Label pane ${workerPlan.workerSlug}`
},
{
cmd: 'tmux',
args: [
'send-keys',
'-t',
'<pane-id>',
`cd ${shellQuote(workerPlan.worktreePath)} && ${workerPlan.launchCommand}`,
'C-m'
],
description: `Launch worker ${workerPlan.workerName}`
}
);
}
return {
baseRef,
coordinationDir,
replaceExisting: Boolean(config.replaceExisting),
repoRoot,
sessionName,
tmuxCommands,
workerPlans
};
}
function materializePlan(plan) {
for (const workerPlan of plan.workerPlans) {
const artifacts = buildWorkerArtifacts(workerPlan);
fs.mkdirSync(artifacts.dir, { recursive: true });
for (const file of artifacts.files) {
fs.writeFileSync(file.path, file.content + '\n', 'utf8');
}
}
}
function runCommand(program, args, options = {}) {
const result = spawnSync(program, args, {
cwd: options.cwd,
encoding: 'utf8',
stdio: ['ignore', 'pipe', 'pipe']
});
if (result.error) {
throw result.error;
}
if (result.status !== 0) {
const stderr = (result.stderr || '').trim();
throw new Error(`${program} ${args.join(' ')} failed${stderr ? `: ${stderr}` : ''}`);
}
return result;
}
function commandSucceeds(program, args, options = {}) {
const result = spawnSync(program, args, {
cwd: options.cwd,
encoding: 'utf8',
stdio: ['ignore', 'pipe', 'pipe']
});
return result.status === 0;
}
function canonicalizePath(targetPath) {
const resolvedPath = path.resolve(targetPath);
try {
return fs.realpathSync.native(resolvedPath);
} catch (error) {
const parentPath = path.dirname(resolvedPath);
try {
return path.join(fs.realpathSync.native(parentPath), path.basename(resolvedPath));
} catch (parentError) {
return resolvedPath;
}
}
}
function branchExists(repoRoot, branchName) {
return commandSucceeds('git', ['show-ref', '--verify', '--quiet', `refs/heads/${branchName}`], {
cwd: repoRoot
});
}
function listWorktrees(repoRoot) {
const listed = runCommand('git', ['worktree', 'list', '--porcelain'], { cwd: repoRoot });
const lines = (listed.stdout || '').split('\n');
const worktrees = [];
for (const line of lines) {
if (line.startsWith('worktree ')) {
const listedPath = line.slice('worktree '.length).trim();
worktrees.push({
listedPath,
canonicalPath: canonicalizePath(listedPath)
});
}
}
return worktrees;
}
function cleanupExisting(plan) {
runCommand('git', ['worktree', 'prune', '--expire', 'now'], { cwd: plan.repoRoot });
const hasSession = spawnSync('tmux', ['has-session', '-t', plan.sessionName], {
encoding: 'utf8',
stdio: ['ignore', 'pipe', 'pipe']
});
if (hasSession.status === 0) {
runCommand('tmux', ['kill-session', '-t', plan.sessionName], { cwd: plan.repoRoot });
}
for (const workerPlan of plan.workerPlans) {
const expectedWorktreePath = canonicalizePath(workerPlan.worktreePath);
const existingWorktree = listWorktrees(plan.repoRoot).find(
worktree => worktree.canonicalPath === expectedWorktreePath
);
if (existingWorktree) {
runCommand('git', ['worktree', 'remove', '--force', existingWorktree.listedPath], {
cwd: plan.repoRoot
});
}
if (fs.existsSync(workerPlan.worktreePath)) {
fs.rmSync(workerPlan.worktreePath, { force: true, recursive: true });
}
runCommand('git', ['worktree', 'prune', '--expire', 'now'], { cwd: plan.repoRoot });
if (branchExists(plan.repoRoot, workerPlan.branchName)) {
runCommand('git', ['branch', '-D', workerPlan.branchName], { cwd: plan.repoRoot });
}
}
}
function executePlan(plan) {
runCommand('git', ['rev-parse', '--is-inside-work-tree'], { cwd: plan.repoRoot });
runCommand('tmux', ['-V']);
if (plan.replaceExisting) {
cleanupExisting(plan);
} else {
const hasSession = spawnSync('tmux', ['has-session', '-t', plan.sessionName], {
encoding: 'utf8',
stdio: ['ignore', 'pipe', 'pipe']
});
if (hasSession.status === 0) {
throw new Error(`tmux session already exists: ${plan.sessionName}`);
}
}
materializePlan(plan);
for (const workerPlan of plan.workerPlans) {
runCommand('git', workerPlan.gitArgs, { cwd: plan.repoRoot });
overlaySeedPaths({
repoRoot: plan.repoRoot,
seedPaths: workerPlan.seedPaths,
worktreePath: workerPlan.worktreePath
});
}
runCommand(
'tmux',
['new-session', '-d', '-s', plan.sessionName, '-n', 'orchestrator', '-c', plan.repoRoot],
{ cwd: plan.repoRoot }
);
runCommand(
'tmux',
[
'send-keys',
'-t',
plan.sessionName,
`printf '%s\\n' 'Session: ${plan.sessionName}' 'Coordination: ${plan.coordinationDir}'`,
'C-m'
],
{ cwd: plan.repoRoot }
);
for (const workerPlan of plan.workerPlans) {
const splitResult = runCommand(
'tmux',
['split-window', '-d', '-P', '-F', '#{pane_id}', '-t', plan.sessionName, '-c', workerPlan.worktreePath],
{ cwd: plan.repoRoot }
);
const paneId = splitResult.stdout.trim();
if (!paneId) {
throw new Error(`tmux split-window did not return a pane id for ${workerPlan.workerName}`);
}
runCommand('tmux', ['select-layout', '-t', plan.sessionName, 'tiled'], { cwd: plan.repoRoot });
runCommand('tmux', ['select-pane', '-t', paneId, '-T', workerPlan.workerSlug], {
cwd: plan.repoRoot
});
runCommand(
'tmux',
[
'send-keys',
'-t',
paneId,
`cd ${shellQuote(workerPlan.worktreePath)} && ${workerPlan.launchCommand}`,
'C-m'
],
{ cwd: plan.repoRoot }
);
}
return {
coordinationDir: plan.coordinationDir,
sessionName: plan.sessionName,
workerCount: plan.workerPlans.length
};
}
module.exports = {
buildOrchestrationPlan,
executePlan,
materializePlan,
normalizeSeedPaths,
overlaySeedPaths,
renderTemplate,
slugify
};