🤖 Merge PR #68765 feat: add magika types by @glassonion1

types/magika/.npmignore

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+*
+!**/*.d.ts
+!**/*.d.cts
+!**/*.d.mts
+!**/*.d.*.ts

types/magika/index.d.ts

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+export interface Prediction {
+    label: string;
+    score: number;
+    labels: { [name: string]: number };
+}
+export interface Option {
+    modelURL?: string;
+    configURL?: string;
+}
+
+export class Magika {
+    constructor();
+    load(config: Option): Promise<void>;
+    identifyBytes(fileBytes: ArrayBuffer): Promise<Prediction>;
+    identifyBytesFull(fileBytes: ArrayBuffer): Promise<Prediction>;
+}

types/magika/magika-tests.ts

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+import { Magika } from "magika";
+
+const func1 = async () => {
+    const fileBytes = new Uint8Array(new ArrayBuffer(8));
+    const m = new Magika();
+    await m.load({});
+    return await m.identifyBytes(fileBytes);
+};
+
+func1().then((prediction) => {
+    console.log(prediction);
+});
+
+const func2 = async () => {
+    const fileBytes = new Uint8Array(new ArrayBuffer(8));
+    const m = new Magika();
+    await m.load({});
+    return await m.identifyBytesFull(fileBytes);
+};
+
+func2().then((prediction) => {
+    console.log(prediction);
+});
+
+const func3 = async () => {
+    const fileBytes = new Uint8Array(new ArrayBuffer(8));
+    const m = new Magika();
+    await m.load({
+        modelURL: "https://google.github.io/magika/model/model.json",
+        configURL: "https://google.github.io/magika/model/config.json",
+    });
+    return await m.identifyBytes(fileBytes);
+};
+
+func3().then((prediction) => {
+    console.log(prediction);
+});

types/magika/package.json

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+{
+    "private": true,
+    "type": "module",
+    "name": "@types/magika",
+    "version": "0.2.9999",
+    "projects": [
+        "https://github.com/google/magika/tree/main/js"
+    ],
+    "devDependencies": {
+        "@types/magika": "workspace:."
+    },
+    "owners": [
+        {
+            "name": "Taisuke Fujita",
+            "githubUsername": "glassonion1"
+        }
+    ]
+}

types/magika/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "node16",
+        "lib": ["es6", "dom"],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": ["index.d.ts", "magika-tests.ts"]
+}