feat: auth-eth-bun

Author: Leechael

kms/auth-eth-bun/.oxlintrc.json

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+{
+  "$schema": "https://raw.githubusercontent.com/oxc-project/oxc/main/crates/oxc_linter/src/config/schema.json",
+  "rules": {
+    "typescript": "warn",
+    "unicorn": "warn",
+    "react": "off",
+    "jsx-a11y": "off",
+    "nextjs": "off"
+  },
+  "env": {
+    "node": true,
+    "es2022": true
+  },
+  "globals": {
+    "globalThis": "readonly",
+    "console": "readonly"
+  },
+  "ignore_patterns": [
+    "node_modules/**",
+    "dist/**",
+    "build/**",
+    "coverage/**",
+    "*.min.js",
+    "*.d.ts",
+    "*.test.ts"
+  ]
+} 

kms/auth-eth-bun/README.md

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+# dstack KMS auth-eth-bun
+
+a single-file implementation of the dstack KMS ethereum backend using bun + hono + zod.
+
+## features
+
+- 🚀 fast and lightweight with bun runtime
+- 🔧 modern web framework with hono.js
+- ✅ type-safe validation with zod.js
+- 📦 single file implementation
+- 🔐 ethereum smart contract integration with viem
+
+## installation
+
+```bash
+# install dependencies
+bun install
+```
+
+## usage
+
+### development
+```bash
+# run with hot reload
+bun run dev
+```
+
+### production
+```bash
+# run directly
+bun run start
+
+# or build first
+bun run build
+```
+
+### testing
+```bash
+# run tests (watch mode)
+bun run test
+
+# run tests once
+bun run test:run
+```
+
+### code quality
+```bash
+# run linter
+bun run lint
+
+# run linter and fix issues
+bun run lint:fix
+
+# format code
+bun run format
+
+# run full check (lint + tests)
+bun run check
+```
+
+## environment variables
+
+- `ETH_RPC_URL` - ethereum RPC endpoint (default: http://localhost:8545)
+- `KMS_CONTRACT_ADDR` - KMS contract address (default: 0x0000000000000000000000000000000000000000)
+- `PORT` - server port (default: 3000)
+
+## API endpoints
+
+### GET /
+health check and system information
+
+### POST /bootAuth/app
+application boot authentication
+
+### POST /bootAuth/kms
+KMS boot authentication
+
+## request format
+
+```json
+{
+  "tcbStatus": "string",
+  "advisoryIds": ["string"],
+  "mrAggregated": "string",
+  "mrSystem": "string", 
+  "osImageHash": "string",
+  "appId": "string",
+  "composeHash": "string",
+  "instanceId": "string",
+  "deviceId": "string"
+}
+```
+
+## response format
+
+```json
+{
+  "isAllowed": boolean,
+  "reason": "string",
+  "gatewayAppId": "string"
+}
+```
+
+## API compatibility
+
+this implementation is fully compatible with the original fastify + ethers version:
+
+- **request/response schemas**: identical to original API
+- **OpenAPI specification**: available in `openapi.json`
+- **comprehensive testing**: vitest test suite validates compatibility
+- **backward compatibility**: supports both minimal and full BootInfo formats
+
+### OpenAPI specification
+
+the complete API specification is available in `openapi.json` and includes:
+- detailed schema definitions
+- request/response examples
+- compatibility notes
+
+### compatibility testing
+
+the test suite (`index.test.ts`) validates:
+- ✅ request/response format compatibility
+- ✅ schema validation using OpenAPI spec
+- ✅ error handling behavior
+- ✅ hex encoding/decoding compatibility
+- ✅ optional field handling