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156 changes: 156 additions & 0 deletions .github/actions/generate-mcp-tools/generate-tools.mjs
Original file line number Diff line number Diff line change
@@ -0,0 +1,156 @@
import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";
import { zodToJsonSchema } from "zod-to-json-schema";

const __dirname = path.dirname(fileURLToPath(import.meta.url));
const ROOT = path.resolve(__dirname, "../../..");
const README_PATH = path.join(ROOT, "README.md");
const TOOLS_DIR = path.join(ROOT, "src", "tools");

const START = "<!-- AUTO-GENERATED TOOLS START -->";
const END = "<!-- AUTO-GENERATED TOOLS END -->";

/**
* Load MCP tools
* Scans for any export that looks like an MCP tool:
* {
* name: string,
* description: string,
* parameters?: ZodSchema
* schema?: JSONSchema
* }
*/
async function loadTools() {
const files = fs
.readdirSync(TOOLS_DIR)
.filter((f) => f.endsWith(".ts") && f !== "index.ts");

const toolPromises = files.map(async (file) => {
const mod = await import(path.join(TOOLS_DIR, file));

const matches = Object.values(mod).filter(
(exp) =>
exp &&
typeof exp === "object" &&
typeof exp.name === "string" &&
typeof exp.description === "string" &&
(exp.parameters || exp.schema),
);

if (matches.length === 0) {
return null;
}

if (matches.length > 1) {
console.warn(
`Warning: ${file} exports multiple MCP-like tools. Using the first one.`,
);
}
Comment on lines +47 to +49

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medium

When a file exports multiple MCP-like tools, the warning message Warning: ${file} exports multiple MCP-like tools. Using the first one. could be more informative. It would be helpful to specify which tool is being used (e.g., by its name property) and which ones are being ignored. This clarifies the behavior for debugging or understanding why a specific tool might not appear in the generated documentation.

            console.warn(
                `Warning: ${file} exports multiple MCP-like tools. Using the first one: ${matches[0].name}. Other tools found: ${matches.slice(1).map(t => t.name).join(", ")}.`,
            );


return matches[0];
});

const loadedTools = await Promise.all(toolPromises);
const tools = loadedTools.filter(Boolean);

return tools.sort((a, b) => a.name.localeCompare(b.name));
}

function renderSchema(schema) {
if (!schema) {
return "_No parameters_";
}

// If this is a Zod schema, convert it to JSON Schema
const jsonSchema =
typeof schema.safeParse === "function" ? zodToJsonSchema(schema) : schema;

const properties = jsonSchema.properties ?? {};
const required = new Set(jsonSchema.required ?? []);

if (Object.keys(properties).length === 0) {
return "_No parameters_";
}

// Check if any param has a default value to determine table columns
const hasDefaults = Object.values(properties).some(
(prop) => prop.default !== undefined,
);

// Build table header
let table = hasDefaults
? "| Parameter | Type | Required | Default | Description |\n|-----------|------|----------|---------|-------------|\n"
: "| Parameter | Type | Required | Description |\n|-----------|------|----------|-------------|\n";

// Build table rows
for (const [key, prop] of Object.entries(properties)) {
const type = Array.isArray(prop.type)
? prop.type.join(" | ")
: (prop.type ?? "unknown");

const requiredStr = required.has(key) ? "✅" : "";
const description = prop.description ?? "";
const defaultVal =
prop.default !== undefined ? JSON.stringify(prop.default) : "";

if (hasDefaults) {
table += `| \`${key}\` | ${type} | ${requiredStr} | ${defaultVal} | ${description} |\n`;
} else {
table += `| \`${key}\` | ${type} | ${requiredStr} | ${description} |\n`;
}
Comment on lines +82 to +101

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medium

Building the table string using repeated += in a loop can be inefficient, especially for schemas with many properties. A more performant and idiomatic approach in JavaScript is to collect the rows in an array and then join them at the end.

    const tableRows = [];
    if (hasDefaults) {
        tableRows.push("| Parameter | Type | Required | Default | Description |");
        tableRows.push("|-----------|------|----------|---------|-------------|");
    } else {
        tableRows.push("| Parameter | Type | Required | Description |");
        tableRows.push("|-----------|------|----------|-------------|");
    }

    for (const [key, prop] of Object.entries(properties)) {
        const type = Array.isArray(prop.type)
            ? prop.type.join(" | ")
            : (prop.type ?? "unknown");

        const requiredStr = required.has(key) ? "✅" : "";
        const description = prop.description ?? "";
        const defaultVal =
            prop.default !== undefined ? JSON.stringify(prop.default) : "";

        if (hasDefaults) {
            tableRows.push(`| \`${key}\` | ${type} | ${requiredStr} | ${defaultVal} | ${description} |`);
        } else {
            tableRows.push(`| \`${key}\` | ${type} | ${requiredStr} | ${description} |`);
        }
    }

    return tableRows.join("\n").trim();

}

return table.trim();
}

function renderMarkdown(tools) {
let md = "";

for (const tool of tools) {
const schema = tool.parameters || tool.schema;

md += `### \`${tool.name}\`\n`;
md += `${tool.description}\n\n`;
md += `${renderSchema(schema)}\n\n`;
}

return md.trim();
}

function updateReadme({ readme, tools }) {
if (!readme.includes(START) || !readme.includes(END)) {
throw new Error("README missing AUTO-GENERATED TOOLS markers");
}

const toolsMd = renderMarkdown(tools);

return readme.replace(
new RegExp(`${START}[\\s\\S]*?${END}`, "m"),
`${START}\n\n${toolsMd}\n\n${END}`,
);
}

async function main() {
try {
const readme = fs.readFileSync(README_PATH, "utf8");
const tools = await loadTools();

if (tools.length === 0) {
console.warn("Warning: No tools found!");
}

const updated = updateReadme({ readme, tools });

fs.writeFileSync(README_PATH, updated);
console.log(`Synced ${tools.length} MCP tools to README.md`);
} catch (error) {
console.error("Error updating README:", error);
process.exit(1);
}
}

main().catch((err) => {
console.error(err);
process.exit(1);
});
39 changes: 39 additions & 0 deletions .github/workflows/push.yml
Original file line number Diff line number Diff line change
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name: Push checks (Template - Manual Trigger)

# To enable, change to e.g.: on: [push]
on: workflow_dispatch

jobs:
Checkout:
runs-on: ubuntu-latest
timeout-minutes: 15
steps:
- name: Checkout code
uses: actions/checkout@v4
with:
fetch-depth: 1
- name: Set up Node.js
uses: actions/setup-node@v4
with:
node-version: 22.0.0
- name: Setup pnpm
uses: pnpm/action-setup@v4
with:
version: 9
- name: Get pnpm store directory
shell: bash
run: |
echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
- name: Setup pnpm cache
uses: actions/cache@v4
with:
path: ${{ env.STORE_PATH }}
key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
restore-keys: |
${{ runner.os }}-pnpm-store-
- name: Install dependencies
run: pnpm install --frozen-lockfile
- name: Build project
run: pnpm run build
- name: Biome Lint Check
run: pnpm run lint
53 changes: 53 additions & 0 deletions .github/workflows/release.yml
Original file line number Diff line number Diff line change
@@ -0,0 +1,53 @@
name: Release (Template - Manual Trigger)

# To enable, change to e.g.:
# on:
# push:
# branches:
# - main
on: workflow_dispatch

concurrency: ${{ github.workflow }}-${{ github.ref }}

jobs:
release:
name: Release
runs-on: ubuntu-latest
steps:
- name: Checkout Repo
uses: actions/checkout@v4

- name: Set up Node.js
uses: actions/setup-node@v4
with:
node-version: 22.0.0
- name: Setup pnpm
uses: pnpm/action-setup@v4
with:
version: 9
run_install: false

- name: Get pnpm store directory
shell: bash
run: |
echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV

- name: Setup pnpm cache
uses: actions/cache@v4
with:
path: ${{ env.STORE_PATH }}
key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
restore-keys: |
${{ runner.os }}-pnpm-store-

- name: Install Dependencies
run: pnpm install --frozen-lockfile

- name: Create Release Pull Request or Publish to npm
id: changesets
uses: changesets/action@v1
with:
publish: pnpm run publish-packages
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
47 changes: 47 additions & 0 deletions .github/workflows/sync-tools.yml
Original file line number Diff line number Diff line change
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name: Sync MCP Tool Docs

on:
push:
branches:
- main

permissions:
contents: write

jobs:
sync-tools:
runs-on: ubuntu-latest

steps:
- name: Checkout repo
uses: actions/checkout@v4

- name: Setup Node
uses: actions/setup-node@v4
with:
node-version: 20

- name: Install dependencies
run: |
if [ -f pnpm-lock.yaml ]; then
corepack enable
pnpm install --frozen-lockfile
else
npm install
fi

- name: Generate MCP tool documentation
run: npx tsx .github/actions/generate-mcp-tools/generate-tools.mjs

- name: Commit README changes
run: |
if git diff --quiet; then
echo "No README changes"
exit 0
fi

git config --local user.email "action@github.com"
git config --local user.name "GitHub Action"
git add README.md
git commit -m "chore: auto-sync MCP tool documentation"
git push
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