← back to Fleet Rag
initial scaffold (gitify-all 2026-05-06)
b1ac531454f233a7e3d93b48c9f7c8ceddf9e901 · 2026-05-06 10:25:18 -0700 · Steve Abrams
Files touched
A .gitignoreA lib/embed.jsA lib/index.jsA package-lock.jsonA package.jsonA server.js
Diff
commit b1ac531454f233a7e3d93b48c9f7c8ceddf9e901
Author: Steve Abrams <steve@designerwallcoverings.com>
Date: Wed May 6 10:25:18 2026 -0700
initial scaffold (gitify-all 2026-05-06)
---
.gitignore | 12 +
lib/embed.js | 55 ++++
lib/index.js | 188 ++++++++++++
package-lock.json | 842 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
package.json | 12 +
server.js | 111 +++++++
6 files changed, 1220 insertions(+)
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..7e6a9c3
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,12 @@
+node_modules/
+.env
+.env.local
+.env.*.local
+.env.*
+tmp/
+*.log
+.DS_Store
+dist/
+build/
+.next/
+*.bak
diff --git a/lib/embed.js b/lib/embed.js
new file mode 100644
index 0000000..8f0ac4a
--- /dev/null
+++ b/lib/embed.js
@@ -0,0 +1,55 @@
+'use strict';
+
+// Ollama embedder using nomic-embed-text on Mac Studio 1
+const OLLAMA_BASE = process.env.OLLAMA_BASE || 'http://192.168.1.133:11434';
+const EMBED_MODEL = process.env.EMBED_MODEL || 'nomic-embed-text';
+const GEN_MODEL = process.env.GEN_MODEL || 'qwen3:14b';
+
+async function embed(text) {
+ const ac = new AbortController();
+ const t = setTimeout(() => ac.abort(), 30_000); // 30s embed timeout
+ try {
+ const res = await fetch(`${OLLAMA_BASE}/api/embeddings`, {
+ method: 'POST',
+ headers: { 'content-type': 'application/json' },
+ body: JSON.stringify({ model: EMBED_MODEL, prompt: text }),
+ signal: ac.signal,
+ });
+ if (!res.ok) throw new Error(`Embed HTTP ${res.status}: ${await res.text()}`);
+ const { embedding } = await res.json();
+ return embedding; // float[]
+ } finally {
+ clearTimeout(t);
+ }
+}
+
+async function generate(prompt) {
+ const timeoutMs = parseInt(process.env.GEN_TIMEOUT_MS || '180000', 10); // 3 min default
+ const ac = new AbortController();
+ const t = setTimeout(() => ac.abort(), timeoutMs);
+ try {
+ const res = await fetch(`${OLLAMA_BASE}/api/generate`, {
+ method: 'POST',
+ headers: { 'content-type': 'application/json' },
+ body: JSON.stringify({ model: GEN_MODEL, prompt, stream: false }),
+ signal: ac.signal,
+ });
+ if (!res.ok) throw new Error(`Generate HTTP ${res.status}: ${await res.text()}`);
+ const { response } = await res.json();
+ return response;
+ } finally {
+ clearTimeout(t);
+ }
+}
+
+function cosineSim(a, b) {
+ let dot = 0, na = 0, nb = 0;
+ for (let i = 0; i < a.length; i++) {
+ dot += a[i] * b[i];
+ na += a[i] * a[i];
+ nb += b[i] * b[i];
+ }
+ return dot / (Math.sqrt(na) * Math.sqrt(nb) + 1e-10);
+}
+
+module.exports = { embed, generate, cosineSim, OLLAMA_BASE, EMBED_MODEL, GEN_MODEL };
diff --git a/lib/index.js b/lib/index.js
new file mode 100644
index 0000000..a7a6ff3
--- /dev/null
+++ b/lib/index.js
@@ -0,0 +1,188 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const { execSync } = require('child_process');
+const { embed } = require('./embed');
+
+const VECTORS_PATH = path.join(__dirname, '../data/vectors.jsonl');
+const CHUNK_SIZE = 512;
+const OVERLAP = 50;
+const HOME = process.env.HOME || '/Users/stevestudio2';
+
+// ── helpers ──────────────────────────────────────────────────────────────────
+
+function chunkText(text, source_type, source_path) {
+ const chunks = [];
+ let i = 0;
+ while (i < text.length) {
+ const slice = text.slice(i, i + CHUNK_SIZE);
+ if (slice.trim().length > 20) {
+ chunks.push({ source_type, source_path, chunk_text: slice });
+ }
+ i += CHUNK_SIZE - OVERLAP;
+ }
+ return chunks;
+}
+
+function safeRead(filePath, maxLines) {
+ try {
+ if (!fs.existsSync(filePath)) return null;
+ const raw = fs.readFileSync(filePath, 'utf8');
+ if (!maxLines) return raw;
+ return raw.split('\n').slice(0, maxLines).join('\n');
+ } catch { return null; }
+}
+
+// ── source collectors ─────────────────────────────────────────────────────────
+
+function collectPm2() {
+ const docs = [];
+ try {
+ const raw = execSync('pm2 jlist 2>/dev/null', { encoding: 'utf8', timeout: 10000 });
+ const procs = JSON.parse(raw);
+ for (const p of procs) {
+ const name = p.name || 'unknown';
+ const cwd = p.pm2_env?.pm_cwd || p.pm2_env?.cwd || '';
+ const exec = p.pm2_env?.pm_exec_path || '';
+ const status = p.pm2_env?.status || 'unknown';
+ const port = p.pm2_env?.env?.PORT || p.pm2_env?.PORT || '';
+ const text = [
+ `pm2 service: ${name}`,
+ `status: ${status}`,
+ `cwd: ${cwd}`,
+ `exec: ${exec}`,
+ port ? `port: ${port}` : '',
+ ].filter(Boolean).join('\n');
+ docs.push({ source_type: 'pm2', source_path: `pm2://${name}`, chunk_text: text });
+
+ // Also grab README, package.json description, first 50 lines of server.js
+ if (cwd) {
+ const readmePath = path.join(cwd, 'README.md');
+ const readme = safeRead(readmePath);
+ if (readme) {
+ chunkText(readme, 'readme', readmePath).forEach(c => docs.push(c));
+ }
+
+ const pkgPath = path.join(cwd, 'package.json');
+ const pkgRaw = safeRead(pkgPath);
+ if (pkgRaw) {
+ try {
+ const pkg = JSON.parse(pkgRaw);
+ const desc = pkg.description || '';
+ const scripts = JSON.stringify(pkg.scripts || {});
+ if (desc || scripts) {
+ docs.push({
+ source_type: 'package_json',
+ source_path: pkgPath,
+ chunk_text: `project: ${name}\ndescription: ${desc}\nscripts: ${scripts}`,
+ });
+ }
+ } catch {}
+ }
+
+ // Prefer server.js, then index.js, then app.js
+ for (const entry of ['server.js', 'index.js', 'app.js', 'src/server.js', 'src/index.js']) {
+ const ep = path.join(cwd, entry);
+ const lines = safeRead(ep, 50);
+ if (lines) {
+ docs.push({
+ source_type: 'server_head',
+ source_path: ep,
+ chunk_text: `service: ${name} (${entry} first 50 lines)\n${lines}`,
+ });
+ break;
+ }
+ }
+ }
+ }
+ } catch (e) {
+ console.warn('[indexer] pm2 jlist failed:', e.message);
+ }
+ return docs;
+}
+
+function collectMemory() {
+ const docs = [];
+ const memDir = path.join(HOME, '.claude/projects/-Users-stevestudio2/memory');
+ if (!fs.existsSync(memDir)) return docs;
+ const files = fs.readdirSync(memDir).filter(f => f.endsWith('.md'));
+ for (const f of files) {
+ const fp = path.join(memDir, f);
+ const text = safeRead(fp);
+ if (text) chunkText(text, 'memory', fp).forEach(c => docs.push(c));
+ }
+ return docs;
+}
+
+function collectCncp() {
+ const docs = [];
+ const cfgPath = path.join(HOME, 'cncp-starter/cncp-config.json');
+ const raw = safeRead(cfgPath);
+ if (!raw) return docs;
+ try {
+ const cfg = JSON.parse(raw);
+ const domains = cfg.domains || [];
+ // Group into chunks of 10 domains each
+ for (let i = 0; i < domains.length; i += 10) {
+ const slice = domains.slice(i, i + 10);
+ const text = slice.map(d =>
+ typeof d === 'string' ? d : `${d.name || ''} | ${d.status || ''} | ${d.reg || ''} | ${d.suggestion || ''}`
+ ).join('\n');
+ docs.push({ source_type: 'cncp_domains', source_path: cfgPath, chunk_text: `domains:\n${text}` });
+ }
+ } catch (e) {
+ console.warn('[indexer] cncp-config.json parse failed:', e.message);
+ }
+ return docs;
+}
+
+// ── main export ───────────────────────────────────────────────────────────────
+
+async function buildIndex(onProgress) {
+ const log = onProgress || console.log;
+
+ log('[indexer] collecting pm2 + project files...');
+ const pm2Docs = collectPm2();
+ log(`[indexer] pm2 yielded ${pm2Docs.length} chunks`);
+
+ log('[indexer] collecting memory files...');
+ const memDocs = collectMemory();
+ log(`[indexer] memory yielded ${memDocs.length} chunks`);
+
+ log('[indexer] collecting cncp domains...');
+ const cncpDocs = collectCncp();
+ log(`[indexer] cncp yielded ${cncpDocs.length} chunks`);
+
+ const all = [...pm2Docs, ...memDocs, ...cncpDocs];
+ log(`[indexer] total chunks to embed: ${all.length}`);
+
+ const out = fs.createWriteStream(VECTORS_PATH);
+ let ok = 0, fail = 0;
+
+ for (let i = 0; i < all.length; i++) {
+ const doc = all[i];
+ try {
+ const embedding = await embed(doc.chunk_text);
+ const record = { id: i, ...doc, embedding };
+ out.write(JSON.stringify(record) + '\n');
+ ok++;
+ if (ok % 20 === 0) log(`[indexer] embedded ${ok}/${all.length}...`);
+ } catch (e) {
+ fail++;
+ console.warn(`[indexer] embed fail for chunk ${i}:`, e.message);
+ }
+ }
+
+ out.end();
+ log(`[indexer] done. ok=${ok} fail=${fail} path=${VECTORS_PATH}`);
+ return { ok, fail, path: VECTORS_PATH };
+}
+
+function loadVectors() {
+ if (!fs.existsSync(VECTORS_PATH)) return [];
+ const lines = fs.readFileSync(VECTORS_PATH, 'utf8').split('\n').filter(Boolean);
+ return lines.map(l => JSON.parse(l));
+}
+
+module.exports = { buildIndex, loadVectors, VECTORS_PATH };
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..2ba61c1
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,842 @@
+{
+ "name": "fleet-rag",
+ "version": "1.0.0",
+ "lockfileVersion": 3,
+ "requires": true,
+ "packages": {
+ "": {
+ "name": "fleet-rag",
+ "version": "1.0.0",
+ "dependencies": {
+ "express": "^4.18.2"
+ }
+ },
+ "node_modules/accepts": {
+ "version": "1.3.8",
+ "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
+ "integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==",
+ "license": "MIT",
+ "dependencies": {
+ "mime-types": "~2.1.34",
+ "negotiator": "0.6.3"
+ },
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
+ "node_modules/array-flatten": {
+ "version": "1.1.1",
+ "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+ "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==",
+ "license": "MIT"
+ },
+ "node_modules/body-parser": {
+ "version": "1.20.5",
+ "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.5.tgz",
+ "integrity": "sha512-3grm+/2tUOvu2cjJkvsIxrv/wVpfXQW4PsQHYm7yk4vfpu7Ekl6nEsYBoJUL6qDwZUx8wUhQ8tR2qz+ad9c9OA==",
+ "license": "MIT",
+ "dependencies": {
+ "bytes": "~3.1.2",
+ "content-type": "~1.0.5",
+ "debug": "2.6.9",
+ "depd": "2.0.0",
+ "destroy": "~1.2.0",
+ "http-errors": "~2.0.1",
+ "iconv-lite": "~0.4.24",
+ "on-finished": "~2.4.1",
+ "qs": "~6.15.1",
+ "raw-body": "~2.5.3",
+ "type-is": "~1.6.18",
+ "unpipe": "~1.0.0"
+ },
+ "engines": {
+ "node": ">= 0.8",
+ "npm": "1.2.8000 || >= 1.4.16"
+ }
+ },
+ "node_modules/body-parser/node_modules/qs": {
+ "version": "6.15.1",
+ "resolved": "https://registry.npmjs.org/qs/-/qs-6.15.1.tgz",
+ "integrity": "sha512-6YHEFRL9mfgcAvql/XhwTvf5jKcOiiupt2FiJxHkiX1z4j7WL8J/jRHYLluORvc1XxB5rV20KoeK00gVJamspg==",
+ "license": "BSD-3-Clause",
+ "dependencies": {
+ "side-channel": "^1.1.0"
+ },
+ "engines": {
+ "node": ">=0.6"
+ },
+ "funding": {
+ "url": "https://github.com/sponsors/ljharb"
+ }
+ },
+ "node_modules/bytes": {
+ "version": "3.1.2",
+ "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
+ "integrity": "sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==",
+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.8"
+ }
+ },
+ "node_modules/call-bind-apply-helpers": {
+ "version": "1.0.2",
+ "resolved": "https://registry.npmjs.org/call-bind-apply-helpers/-/call-bind-apply-helpers-1.0.2.tgz",
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+ "license": "MIT",
+ "dependencies": {
+ "es-errors": "^1.3.0",
+ "function-bind": "^1.1.2"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ }
+ },
+ "node_modules/call-bound": {
+ "version": "1.0.4",
+ "resolved": "https://registry.npmjs.org/call-bound/-/call-bound-1.0.4.tgz",
+ "integrity": "sha512-+ys997U96po4Kx/ABpBCqhA9EuxJaQWDQg7295H4hBphv3IZg0boBKuwYpt4YXp6MZ5AmZQnU/tyMTlRpaSejg==",
+ "license": "MIT",
+ "dependencies": {
+ "call-bind-apply-helpers": "^1.0.2",
+ "get-intrinsic": "^1.3.0"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ },
+ "funding": {
+ "url": "https://github.com/sponsors/ljharb"
+ }
+ },
+ "node_modules/content-disposition": {
+ "version": "0.5.4",
+ "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
+ "integrity": "sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==",
+ "license": "MIT",
+ "dependencies": {
+ "safe-buffer": "5.2.1"
+ },
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
+ "node_modules/content-type": {
+ "version": "1.0.5",
+ "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.5.tgz",
+ "integrity": "sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==",
+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
+ "node_modules/cookie": {
+ "version": "0.7.2",
+ "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.7.2.tgz",
+ "integrity": "sha512-yki5XnKuf750l50uGTllt6kKILY4nQ1eNIQatoXEByZ5dWgnKqbnqmTrBE5B4N7lrMJKQ2ytWMiTO2o0v6Ew/w==",
+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
+ "node_modules/cookie-signature": {
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+ "license": "MIT"
+ },
+ "node_modules/debug": {
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+ "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
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+ "license": "MIT",
+ "dependencies": {
+ "ms": "2.0.0"
+ }
+ },
+ "node_modules/depd": {
+ "version": "2.0.0",
+ "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.8"
+ }
+ },
+ "node_modules/destroy": {
+ "version": "1.2.0",
+ "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.2.0.tgz",
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.8",
+ "npm": "1.2.8000 || >= 1.4.16"
+ }
+ },
+ "node_modules/dunder-proto": {
+ "version": "1.0.1",
+ "resolved": "https://registry.npmjs.org/dunder-proto/-/dunder-proto-1.0.1.tgz",
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+ "license": "MIT",
+ "dependencies": {
+ "call-bind-apply-helpers": "^1.0.1",
+ "es-errors": "^1.3.0",
+ "gopd": "^1.2.0"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ }
+ },
+ "node_modules/ee-first": {
+ "version": "1.1.1",
+ "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
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+ },
+ "node_modules/encodeurl": {
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.8"
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+ },
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.4"
+ }
+ },
+ "node_modules/es-errors": {
+ "version": "1.3.0",
+ "resolved": "https://registry.npmjs.org/es-errors/-/es-errors-1.3.0.tgz",
+ "integrity": "sha512-Zf5H2Kxt2xjTvbJvP2ZWLEICxA6j+hAmMzIlypy4xcBg1vKVnx89Wy0GbS+kf5cwCVFFzdCFh2XSCFNULS6csw==",
+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.4"
+ }
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+ "node_modules/es-object-atoms": {
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+ "resolved": "https://registry.npmjs.org/es-object-atoms/-/es-object-atoms-1.1.1.tgz",
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+ "license": "MIT",
+ "dependencies": {
+ "es-errors": "^1.3.0"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ }
+ },
+ "node_modules/escape-html": {
+ "version": "1.0.3",
+ "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
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+ "license": "MIT"
+ },
+ "node_modules/etag": {
+ "version": "1.8.1",
+ "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
+ "integrity": "sha512-aIL5Fx7mawVa300al2BnEE4iNvo1qETxLrPI/o05L7z6go7fCw1J6EQmbK4FmJ2AS7kgVF/KEZWufBfdClMcPg==",
+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.6"
+ }
+ },
+ "node_modules/express": {
+ "version": "4.22.1",
+ "resolved": "https://registry.npmjs.org/express/-/express-4.22.1.tgz",
+ "integrity": "sha512-F2X8g9P1X7uCPZMA3MVf9wcTqlyNp7IhH5qPCI0izhaOIYXaW9L535tGA3qmjRzpH+bZczqq7hVKxTR4NWnu+g==",
+ "license": "MIT",
+ "dependencies": {
+ "accepts": "~1.3.8",
+ "array-flatten": "1.1.1",
+ "body-parser": "~1.20.3",
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+ "object-inspect": "^1.13.4"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ },
+ "funding": {
+ "url": "https://github.com/sponsors/ljharb"
+ }
+ },
+ "node_modules/side-channel-map": {
+ "version": "1.0.1",
+ "resolved": "https://registry.npmjs.org/side-channel-map/-/side-channel-map-1.0.1.tgz",
+ "integrity": "sha512-VCjCNfgMsby3tTdo02nbjtM/ewra6jPHmpThenkTYh8pG9ucZ/1P8So4u4FGBek/BjpOVsDCMoLA/iuBKIFXRA==",
+ "license": "MIT",
+ "dependencies": {
+ "call-bound": "^1.0.2",
+ "es-errors": "^1.3.0",
+ "get-intrinsic": "^1.2.5",
+ "object-inspect": "^1.13.3"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ },
+ "funding": {
+ "url": "https://github.com/sponsors/ljharb"
+ }
+ },
+ "node_modules/side-channel-weakmap": {
+ "version": "1.0.2",
+ "resolved": "https://registry.npmjs.org/side-channel-weakmap/-/side-channel-weakmap-1.0.2.tgz",
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+ "call-bound": "^1.0.2",
+ "es-errors": "^1.3.0",
+ "get-intrinsic": "^1.2.5",
+ "object-inspect": "^1.13.3",
+ "side-channel-map": "^1.0.1"
+ },
+ "engines": {
+ "node": ">= 0.4"
+ },
+ "funding": {
+ "url": "https://github.com/sponsors/ljharb"
+ }
+ },
+ "node_modules/statuses": {
+ "version": "2.0.2",
+ "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.2.tgz",
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.8"
+ }
+ },
+ "node_modules/toidentifier": {
+ "version": "1.0.1",
+ "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
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+ "license": "MIT",
+ "engines": {
+ "node": ">=0.6"
+ }
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+ "dependencies": {
+ "media-typer": "0.3.0",
+ "mime-types": "~2.1.24"
+ },
+ "engines": {
+ "node": ">= 0.6"
+ }
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.8"
+ }
+ },
+ "node_modules/utils-merge": {
+ "version": "1.0.1",
+ "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
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+ "license": "MIT",
+ "engines": {
+ "node": ">= 0.4.0"
+ }
+ },
+ "node_modules/vary": {
+ "version": "1.1.2",
+ "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+ "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
+ "license": "MIT",
+ "engines": {
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+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..baee3b9
--- /dev/null
+++ b/package.json
@@ -0,0 +1,12 @@
+{
+ "name": "fleet-rag",
+ "version": "1.0.0",
+ "description": "Fleet RAG — natural-language queries over pm2 services and project READMEs",
+ "main": "server.js",
+ "scripts": {
+ "start": "node server.js"
+ },
+ "dependencies": {
+ "express": "^4.18.2"
+ }
+}
diff --git a/server.js b/server.js
new file mode 100644
index 0000000..510016a
--- /dev/null
+++ b/server.js
@@ -0,0 +1,111 @@
+'use strict';
+
+const express = require('express');
+const { buildIndex, loadVectors } = require('./lib/index');
+const { embed, generate, cosineSim } = require('./lib/embed');
+
+const PORT = process.env.PORT || 9710;
+const app = express();
+app.use(express.json());
+
+// ── in-memory vector cache ────────────────────────────────────────────────────
+let vectorCache = [];
+let indexing = false;
+
+function refreshCache() {
+ vectorCache = loadVectors();
+ console.log(`[fleet-rag] cache loaded: ${vectorCache.length} vectors`);
+}
+
+// Load on start if vectors file already exists
+refreshCache();
+
+// ── routes ────────────────────────────────────────────────────────────────────
+
+app.get('/healthz', (_req, res) => {
+ res.json({
+ status: 'ok',
+ vectors: vectorCache.length,
+ indexing,
+ port: PORT,
+ });
+});
+
+app.post('/index', async (_req, res) => {
+ if (indexing) {
+ return res.status(409).json({ error: 'indexing already in progress' });
+ }
+ indexing = true;
+ const logs = [];
+ const log = msg => { logs.push(msg); process.stdout.write(msg + '\n'); };
+
+ try {
+ const result = await buildIndex(log);
+ refreshCache();
+ res.json({ ok: true, ...result, logs });
+ } catch (e) {
+ res.status(500).json({ error: e.message, logs });
+ } finally {
+ indexing = false;
+ }
+});
+
+app.post('/ask', async (req, res) => {
+ const question = (req.body && req.body.question) ? String(req.body.question).trim() : '';
+ if (!question) return res.status(400).json({ error: 'question is required' });
+ if (vectorCache.length === 0) {
+ return res.status(503).json({ error: 'No index loaded. POST /index first.' });
+ }
+
+ try {
+ // 1. Embed the question
+ const qVec = await embed(question);
+
+ // 2. Cosine sim against all vectors — find top 5
+ const scored = vectorCache.map(v => ({
+ ...v,
+ score: cosineSim(qVec, v.embedding),
+ }));
+ scored.sort((a, b) => b.score - a.score);
+ const topK = scored.slice(0, 5);
+
+ // 3. Build context for LLM
+ const context = topK.map((c, i) =>
+ `[${i + 1}] (${c.source_type} — ${c.source_path})\n${c.chunk_text}`
+ ).join('\n\n---\n\n');
+
+ const prompt = `/no_think
+You are Fleet-RAG, an expert assistant for Steve's local dev fleet.
+Answer the following question using ONLY the context below.
+Be concise and direct. Include the service name and its path/port when relevant.
+If the answer is not in the context, say "I don't have enough information in the index."
+
+QUESTION: ${question}
+
+CONTEXT:
+${context}
+
+ANSWER:`;
+
+ // 4. Generate answer
+ const answer = await generate(prompt);
+
+ // 5. Return answer + cited sources
+ const sources = topK.map(c => ({
+ source_type: c.source_type,
+ source_path: c.source_path,
+ score: Math.round(c.score * 1000) / 1000,
+ preview: c.chunk_text.slice(0, 120),
+ }));
+
+ res.json({ answer: answer.trim(), sources });
+ } catch (e) {
+ res.status(500).json({ error: e.message });
+ }
+});
+
+// ── start ─────────────────────────────────────────────────────────────────────
+app.listen(PORT, () => {
+ console.log(`[fleet-rag] listening on http://localhost:${PORT}`);
+ console.log(`[fleet-rag] endpoints: GET /healthz POST /index POST /ask`);
+});
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