Add manifest.json file for Ledger Live App

Adds manifest.json file to the repository. It is a config file that allows
external applications and dApps to be integrated inside the Ledger Live software
as a Live app and interact with all provided features.

manifest-ledger-live-app.json

@@ -0,0 +1,40 @@
+{
+  "id": "threshold",
+  "name": "Threshold",
+  "url": "http://localhost:3000?embed=true",
+  "homepageUrl": "http://localhost:3000?embed=true",
+  "icon": "data:image/png;base64,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",
+  "platform": "all",
+  "apiVersion": "2.0.0",
+  "manifestVersion": "1",
+  "branch": "main",
+  "categories": ["buy"],
+  "currencies": ["bitcoin", "ethereum", "bitcoin_testnet", "ethereum_goerli"],
+  "content": {
+    "shortDescription": {
+      "en": "Threshold's tBTC is a truly decentralized bridge between Bitcoin and Ethereum."
+    },
+    "description": {
+      "en": "tBTC is Threshold’s decentralized bridge to bring BTC to the Ethereum network; the only permissionless solution on the market today. Bridge your Bitcoin to Ethereum in a secure and trustless way to participate in DeFi."
+    }
+  },
+  "permissions": [
+    "account.list",
+    "account.receive",
+    "account.request",
+    "currency.list",
+    "device.close",
+    "device.exchange",
+    "device.transport",
+    "message.sign",
+    "transaction.sign",
+    "transaction.signAndBroadcast",
+    "storage.set",
+    "storage.get",
+    "bitcoin.getXPub",
+    "wallet.capabilities",
+    "wallet.userId",
+    "wallet.info"
+  ],
+  "domains": ["https://*", "wss://*"]
+}