new commit

.gitignore

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+# dependencies (bun install)
+node_modules
+
+# output
+out
+dist
+*.tgz
+
+# code coverage
+coverage
+*.lcov
+
+# logs
+logs
+_.log
+report.[0-9]_.[0-9]_.[0-9]_.[0-9]_.json
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# caches
+.eslintcache
+.cache
+*.tsbuildinfo
+
+# IntelliJ based IDEs
+.idea
+
+# Finder (MacOS) folder config
+.DS_Store
+cache/

README.md

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+# sanjuuni-api
+
+To install dependencies:
+
+```bash
+bun install
+```
+
+To run:
+
+```bash
+bun run index.ts
+```
+
+This project was created using `bun init` in bun v1.2.13. [Bun](https://bun.sh) is a fast all-in-one JavaScript runtime.

bun.lock

@@ -0,0 +1,37 @@
+{
+  "lockfileVersion": 1,
+  "workspaces": {
+    "": {
+      "name": "sanjuuni-api",
+      "dependencies": {
+        "emoji-toolkit": "^9.0.1",
+        "hono": "^4.8.4",
+      },
+      "devDependencies": {
+        "@types/bun": "latest",
+      },
+      "peerDependencies": {
+        "typescript": "^5",
+      },
+    },
+  },
+  "packages": {
+    "@types/bun": ["@types/bun@1.2.18", "", { "dependencies": { "bun-types": "1.2.18" } }, "sha512-Xf6RaWVheyemaThV0kUfaAUvCNokFr+bH8Jxp+tTZfx7dAPA8z9ePnP9S9+Vspzuxxx9JRAXhnyccRj3GyCMdQ=="],
+
+    "@types/node": ["@types/node@24.0.12", "", { "dependencies": { "undici-types": "~7.8.0" } }, "sha512-LtOrbvDf5ndC9Xi+4QZjVL0woFymF/xSTKZKPgrrl7H7XoeDvnD+E2IclKVDyaK9UM756W/3BXqSU+JEHopA9g=="],
+
+    "@types/react": ["@types/react@19.1.8", "", { "dependencies": { "csstype": "^3.0.2" } }, "sha512-AwAfQ2Wa5bCx9WP8nZL2uMZWod7J7/JSplxbTmBQ5ms6QpqNYm672H0Vu9ZVKVngQ+ii4R/byguVEUZQyeg44g=="],
+
+    "bun-types": ["bun-types@1.2.18", "", { "dependencies": { "@types/node": "*" }, "peerDependencies": { "@types/react": "^19" } }, "sha512-04+Eha5NP7Z0A9YgDAzMk5PHR16ZuLVa83b26kH5+cp1qZW4F6FmAURngE7INf4tKOvCE69vYvDEwoNl1tGiWw=="],
+
+    "csstype": ["csstype@3.1.3", "", {}, "sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw=="],
+
+    "emoji-toolkit": ["emoji-toolkit@9.0.1", "", {}, "sha512-sMMNqKNLVHXJfIKoPbrRJwtYuysVNC9GlKetr72zE3SSVbHqoeDLWVrxP0uM0AE0qvdl3hbUk+tJhhwXZrDHaw=="],
+
+    "hono": ["hono@4.8.4", "", {}, "sha512-KOIBp1+iUs0HrKztM4EHiB2UtzZDTBihDtOF5K6+WaJjCPeaW4Q92R8j63jOhvJI5+tZSMuKD9REVEXXY9illg=="],
+
+    "typescript": ["typescript@5.8.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ=="],
+
+    "undici-types": ["undici-types@7.8.0", "", {}, "sha512-9UJ2xGDvQ43tYyVMpuHlsgApydB8ZKfVYTsLDhXkFL/6gfkp+U8xTGdh8pMJv1SpZna0zxG1DwsKZsreLbXBxw=="],
+  }
+}

index.ts

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+import { Hono } from 'hono'
+const app = new Hono()
+const joypixels = require("emoji-toolkit");
+import { mkdirSync, writeFileSync, existsSync, exists, readFileSync } from 'fs'
+import { $ } from 'bun';
+
+
+app.post('/render', async (c) => {
+    const auth = c.req.header('Authorization')
+    if (auth !== process.env.PASSWORD) {
+        return c.text('Unauthorized', 401)
+    }
+
+    const body = await c.req.json().catch(() => null)
+    if (!body?.emoji) {
+        return c.text('Missing emoji in body', 400)
+    }
+    
+    let extraArgs = "-b"
+    
+    if(body?.extraArgs) {
+        if (typeof body.extraArgs !== 'string') {
+            return c.text('extraArgs must be a string', 400)
+        }
+        extraArgs = body.extraArgs;
+    }
+
+    const emojiHtml = joypixels.toImage(body.emoji)
+    const urlMatch = emojiHtml.match(/src="([^"]*)"/)
+    if (!urlMatch) {
+        return c.text('Could not extract emoji URL', 500)
+    }
+    const emojiUrl = urlMatch[1]
+
+    const filename = "cache/" + emojiUrl.split('/').pop() ;
+    if(!existsSync(filename)) {
+
+        // Download the image
+        const res = await fetch(emojiUrl)
+        if (!res.ok) {
+            return c.text('Failed to download emoji image', 500)
+        }
+        const arrayBuffer = await res.arrayBuffer()
+        const buffer = Buffer.from(arrayBuffer)
+
+        // Ensure cache directory exists
+        if (!existsSync('cache')) {
+            mkdirSync('cache')
+        }
+
+        // Get filename from URL
+        writeFileSync(filename, buffer)
+    }
+
+    if(!existsSync(filename+".bimg")) {
+       await $`sanjuuni --disable-opencl ${extraArgs} -i ${filename} -o ${filename+".bimg"}`
+    }
+
+    const bimg = readFileSync(filename + ".bimg", "utf8");
+
+    return c.text(bimg)
+})
+
+export default { 
+  port: 7427,
+  host: "127.0.0.1",
+  fetch: app.fetch, 
+} 

package.json

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+{
+  "name": "sanjuuni-api",
+  "module": "index.ts",
+  "type": "module",
+  "private": true,
+  "devDependencies": {
+    "@types/bun": "latest"
+  },
+  "peerDependencies": {
+    "typescript": "^5"
+  },
+  "dependencies": {
+    "emoji-toolkit": "^9.0.1",
+    "hono": "^4.8.4"
+  }
+}

tsconfig.json

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+{
+  "compilerOptions": {
+    // Environment setup & latest features
+    "lib": ["ESNext"],
+    "target": "ESNext",
+    "module": "ESNext",
+    "moduleDetection": "force",
+    "jsx": "react-jsx",
+    "allowJs": true,
+
+    // Bundler mode
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "verbatimModuleSyntax": true,
+    "noEmit": true,
+
+    // Best practices
+    "strict": true,
+    "skipLibCheck": true,
+    "noFallthroughCasesInSwitch": true,
+    "noUncheckedIndexedAccess": true,
+
+    // Some stricter flags (disabled by default)
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
+    "noPropertyAccessFromIndexSignature": false
+  }
+}