Skills engine v0.1 + multi-channel infrastructure (#307)

* refactor: multi-channel infrastructure with explicit channel/is_group tracking

- Add channels[] array and findChannel() routing in index.ts, replacing
  hardcoded whatsapp.* calls with channel-agnostic callbacks
- Add channel TEXT and is_group INTEGER columns to chats table with
  COALESCE upsert to protect existing values from null overwrites
- is_group defaults to 0 (safe: unknown chats excluded from groups)
- WhatsApp passes explicit channel='whatsapp' and isGroup to onChatMetadata
- getAvailableGroups filters on is_group instead of JID pattern matching
- findChannel logs warnings instead of silently dropping unroutable JIDs
- Migration backfills channel/is_group from JID patterns for existing DBs

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* feat: skills engine v0.1 — deterministic skill packages with rerere resolution

Three-way merge engine for applying skill packages on top of a core
codebase. Skills declare which files they add/modify, and the engine
uses git merge-file for conflict detection with git rerere for
automatic resolution of previously-seen conflicts.

Key components:
- apply: three-way merge with backup/rollback safety net
- replay: clean-slate replay for uninstall and rebase
- update: core version updates with deletion detection
- rebase: bake applied skills into base (one-way)
- manifest: validation with path traversal protection
- resolution-cache: pre-computed rerere resolutions
- structured: npm deps, env vars, docker-compose merging
- CI: per-skill test matrix with conflict detection

151 unit tests covering merge, rerere, backup, replay, uninstall,
update, rebase, structured ops, and edge cases.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* feat: add Discord and Telegram skill packages

Skill packages for adding Discord and Telegram channels to NanoClaw.
Each package includes:
- Channel implementation (add/src/channels/)
- Three-way merge targets for index.ts, config.ts, routing.test.ts
- Intent docs explaining merge invariants
- Standalone integration tests
- manifest.yaml with dependency/conflict declarations

Applied via: npx tsx scripts/apply-skill.ts .claude/skills/add-discord
These are inert until applied — no runtime impact.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* remove unused docs (skills-system-status, implementation-guide)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
gavrielc
2026-02-19 01:55:00 +02:00
committed by GitHub
parent a689f8b3fa
commit 51788de3b9
83 changed files with 13159 additions and 626 deletions

309
skills-engine/replay.ts Normal file
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@@ -0,0 +1,309 @@
import { execFileSync, execSync } from 'child_process';
import crypto from 'crypto';
import fs from 'fs';
import os from 'os';
import path from 'path';
import { BASE_DIR, NANOCLAW_DIR } from './constants.js';
import { copyDir } from './fs-utils.js';
import { readManifest } from './manifest.js';
import {
cleanupMergeState,
isGitRepo,
mergeFile,
runRerere,
setupRerereAdapter,
} from './merge.js';
import { loadPathRemap, resolvePathRemap } from './path-remap.js';
import { loadResolutions } from './resolution-cache.js';
import {
mergeDockerComposeServices,
mergeEnvAdditions,
mergeNpmDependencies,
runNpmInstall,
} from './structured.js';
export interface ReplayOptions {
skills: string[];
skillDirs: Record<string, string>;
projectRoot?: string;
}
export interface ReplayResult {
success: boolean;
perSkill: Record<string, { success: boolean; error?: string }>;
mergeConflicts?: string[];
error?: string;
}
/**
* Scan .claude/skills/ for a directory whose manifest.yaml has skill: <skillName>.
*/
export function findSkillDir(
skillName: string,
projectRoot?: string,
): string | null {
const root = projectRoot ?? process.cwd();
const skillsRoot = path.join(root, '.claude', 'skills');
if (!fs.existsSync(skillsRoot)) return null;
for (const entry of fs.readdirSync(skillsRoot, { withFileTypes: true })) {
if (!entry.isDirectory()) continue;
const dir = path.join(skillsRoot, entry.name);
const manifestPath = path.join(dir, 'manifest.yaml');
if (!fs.existsSync(manifestPath)) continue;
try {
const manifest = readManifest(dir);
if (manifest.skill === skillName) return dir;
} catch {
// Skip invalid manifests
}
}
return null;
}
/**
* Replay a list of skills from clean base state.
* Used by uninstall (replay-without) and rebase.
*/
export async function replaySkills(
options: ReplayOptions,
): Promise<ReplayResult> {
const projectRoot = options.projectRoot ?? process.cwd();
const baseDir = path.join(projectRoot, BASE_DIR);
const pathRemap = loadPathRemap();
const perSkill: Record<string, { success: boolean; error?: string }> = {};
const allMergeConflicts: string[] = [];
// 1. Collect all files touched by any skill in the list
const allTouchedFiles = new Set<string>();
for (const skillName of options.skills) {
const skillDir = options.skillDirs[skillName];
if (!skillDir) {
perSkill[skillName] = {
success: false,
error: `Skill directory not found for: ${skillName}`,
};
return {
success: false,
perSkill,
error: `Missing skill directory for: ${skillName}`,
};
}
const manifest = readManifest(skillDir);
for (const f of manifest.adds) allTouchedFiles.add(f);
for (const f of manifest.modifies) allTouchedFiles.add(f);
}
// 2. Reset touched files to clean base
for (const relPath of allTouchedFiles) {
const resolvedPath = resolvePathRemap(relPath, pathRemap);
const currentPath = path.join(projectRoot, resolvedPath);
const basePath = path.join(baseDir, resolvedPath);
if (fs.existsSync(basePath)) {
// Restore from base
fs.mkdirSync(path.dirname(currentPath), { recursive: true });
fs.copyFileSync(basePath, currentPath);
} else if (fs.existsSync(currentPath)) {
// Add-only file not in base — remove it
fs.unlinkSync(currentPath);
}
}
// 3. Load pre-computed resolutions into git's rr-cache before replaying
// Pass the last skill's dir — it's the one applied on top, producing conflicts
const lastSkillDir = options.skills.length > 0
? options.skillDirs[options.skills[options.skills.length - 1]]
: undefined;
loadResolutions(options.skills, projectRoot, lastSkillDir);
// Replay each skill in order
// Collect structured ops for batch application
const allNpmDeps: Record<string, string> = {};
const allEnvAdditions: string[] = [];
const allDockerServices: Record<string, unknown> = {};
let hasNpmDeps = false;
for (const skillName of options.skills) {
const skillDir = options.skillDirs[skillName];
try {
const manifest = readManifest(skillDir);
// Execute file_ops
if (manifest.file_ops && manifest.file_ops.length > 0) {
const { executeFileOps } = await import('./file-ops.js');
const fileOpsResult = executeFileOps(manifest.file_ops, projectRoot);
if (!fileOpsResult.success) {
perSkill[skillName] = {
success: false,
error: `File operations failed: ${fileOpsResult.errors.join('; ')}`,
};
return {
success: false,
perSkill,
error: `File ops failed for ${skillName}`,
};
}
}
// Copy add/ files
const addDir = path.join(skillDir, 'add');
if (fs.existsSync(addDir)) {
for (const relPath of manifest.adds) {
const resolvedDest = resolvePathRemap(relPath, pathRemap);
const destPath = path.join(projectRoot, resolvedDest);
const srcPath = path.join(addDir, relPath);
if (fs.existsSync(srcPath)) {
fs.mkdirSync(path.dirname(destPath), { recursive: true });
fs.copyFileSync(srcPath, destPath);
}
}
}
// Three-way merge modify/ files
const skillConflicts: string[] = [];
for (const relPath of manifest.modifies) {
const resolvedPath = resolvePathRemap(relPath, pathRemap);
const currentPath = path.join(projectRoot, resolvedPath);
const basePath = path.join(baseDir, resolvedPath);
const skillPath = path.join(skillDir, 'modify', relPath);
if (!fs.existsSync(skillPath)) {
skillConflicts.push(relPath);
continue;
}
if (!fs.existsSync(currentPath)) {
fs.mkdirSync(path.dirname(currentPath), { recursive: true });
fs.copyFileSync(skillPath, currentPath);
continue;
}
if (!fs.existsSync(basePath)) {
fs.mkdirSync(path.dirname(basePath), { recursive: true });
fs.copyFileSync(currentPath, basePath);
}
const oursContent = fs.readFileSync(currentPath, 'utf-8');
const tmpCurrent = path.join(
os.tmpdir(),
`nanoclaw-replay-${crypto.randomUUID()}-${path.basename(relPath)}`,
);
fs.copyFileSync(currentPath, tmpCurrent);
const result = mergeFile(tmpCurrent, basePath, skillPath);
if (result.clean) {
fs.copyFileSync(tmpCurrent, currentPath);
fs.unlinkSync(tmpCurrent);
} else {
fs.copyFileSync(tmpCurrent, currentPath);
fs.unlinkSync(tmpCurrent);
if (isGitRepo()) {
const baseContent = fs.readFileSync(basePath, 'utf-8');
const theirsContent = fs.readFileSync(skillPath, 'utf-8');
setupRerereAdapter(
resolvedPath,
baseContent,
oursContent,
theirsContent,
);
const autoResolved = runRerere(currentPath);
if (autoResolved) {
execFileSync('git', ['add', resolvedPath], { stdio: 'pipe' });
execSync('git rerere', { stdio: 'pipe' });
cleanupMergeState(resolvedPath);
continue;
}
cleanupMergeState(resolvedPath);
}
skillConflicts.push(resolvedPath);
}
}
if (skillConflicts.length > 0) {
allMergeConflicts.push(...skillConflicts);
perSkill[skillName] = {
success: false,
error: `Merge conflicts: ${skillConflicts.join(', ')}`,
};
// Stop on first conflict — later skills would merge against conflict markers
break;
} else {
perSkill[skillName] = { success: true };
}
// Collect structured ops
if (manifest.structured?.npm_dependencies) {
Object.assign(allNpmDeps, manifest.structured.npm_dependencies);
hasNpmDeps = true;
}
if (manifest.structured?.env_additions) {
allEnvAdditions.push(...manifest.structured.env_additions);
}
if (manifest.structured?.docker_compose_services) {
Object.assign(
allDockerServices,
manifest.structured.docker_compose_services,
);
}
} catch (err) {
perSkill[skillName] = {
success: false,
error: err instanceof Error ? err.message : String(err),
};
return {
success: false,
perSkill,
error: `Replay failed for ${skillName}: ${err instanceof Error ? err.message : String(err)}`,
};
}
}
if (allMergeConflicts.length > 0) {
return {
success: false,
perSkill,
mergeConflicts: allMergeConflicts,
error: `Unresolved merge conflicts: ${allMergeConflicts.join(', ')}`,
};
}
// 4. Apply aggregated structured operations (only if no conflicts)
if (hasNpmDeps) {
const pkgPath = path.join(projectRoot, 'package.json');
mergeNpmDependencies(pkgPath, allNpmDeps);
}
if (allEnvAdditions.length > 0) {
const envPath = path.join(projectRoot, '.env.example');
mergeEnvAdditions(envPath, allEnvAdditions);
}
if (Object.keys(allDockerServices).length > 0) {
const composePath = path.join(projectRoot, 'docker-compose.yml');
mergeDockerComposeServices(composePath, allDockerServices);
}
// 5. Run npm install if any deps
if (hasNpmDeps) {
try {
runNpmInstall();
} catch {
// npm install failure is non-fatal for replay
}
}
return { success: true, perSkill };
}