docs: add AI metadata to priority pages

Author: yfeng2824

scripts/generate-llms-full.js

@@ -37,17 +37,41 @@ function parseFrontmatter(content) {
 
   const raw = match[1];
   const meta = {};
+  let currentArrayKey = null;
+
+  function cleanValue(value) {
+    value = value.trim();
+    if (value.startsWith('"') && value.endsWith('"')) {
+      return value.slice(1, -1);
+    }
+    if (value.startsWith("'") && value.endsWith("'")) {
+      return value.slice(1, -1);
+    }
+    return value;
+  }
+
   for (const line of raw.split("\n")) {
+    const arrayItemMatch = line.match(/^\s+-\s+(.*)$/);
+    if (currentArrayKey && arrayItemMatch) {
+      meta[currentArrayKey].push(cleanValue(arrayItemMatch[1]));
+      continue;
+    }
+
     const m = line.match(/^([a-zA-Z0-9_-]+):\s*(.*)$/);
     if (m) {
-      let value = m[2].trim();
-      if (value.startsWith('"') && value.endsWith('"')) {
-        value = value.slice(1, -1);
-      } else if (value.startsWith("'") && value.endsWith("'")) {
-        value = value.slice(1, -1);
+      const key = m[1];
+      const value = m[2].trim();
+      if (value === "") {
+        meta[key] = [];
+        currentArrayKey = key;
+      } else {
+        meta[key] = cleanValue(value);
+        currentArrayKey = null;
       }
-      meta[m[1]] = value;
+      continue;
     }
+
+    currentArrayKey = null;
   }
   return { frontmatter: match[0], body: content.slice(match[0].length), meta };
 }
@@ -295,6 +319,29 @@ function getDocUrl(filePath, meta) {
   return `https://docs.nervos.org/docs/${withoutExt}`;
 }
 
+function formatPageMetadata(meta) {
+  const fields = [
+    ["description", "Description"],
+    ["tags", "Tags"],
+    ["audience", "Audience"],
+    ["related", "Related"],
+    ["difficulty", "Difficulty"],
+    ["last_reviewed", "Last reviewed"],
+  ];
+  const lines = [];
+
+  for (const [key, label] of fields) {
+    const value = meta[key];
+    if (Array.isArray(value) && value.length > 0) {
+      lines.push(`${label}: ${value.join(", ")}`);
+    } else if (typeof value === "string" && value.length > 0) {
+      lines.push(`${label}: ${value}`);
+    }
+  }
+
+  return lines.length > 0 ? `${lines.join("\n")}\n\n` : "";
+}
+
 function main() {
   const files = walk(DOCS_DIR).sort();
 
@@ -328,6 +375,7 @@ function main() {
     output += `---\n\n`;
     output += `## Source: ${relative}\n`;
     output += `URL: ${url}\n\n`;
+    output += formatPageMetadata(meta);
     output += cleaned;
     output += "\n\n";
   }

website/docs/ckb-fundamentals/cell-model.md

@@ -1,6 +1,23 @@
 ---
 id: cell-model
 title: Cell Model
+description: "Understand CKB's generalized UTXO Cell Model, including Live Cells, Dead Cells, capacity, ownership, state rent, and scalability."
+tags:
+  - concept
+  - cell-model
+  - utxo
+  - capacity
+  - transaction
+audience:
+  - dApp developers
+  - Script developers
+related:
+  - /docs/getting-started/how-ckb-works
+  - /docs/tech-explanation/cell
+  - /docs/tech-explanation/capacity
+  - /docs/tech-explanation/transaction
+difficulty: beginner
+last_reviewed: 2026-06-24
 ---
 
 > Nervos CKB inherits Bitcoin’s architecture and creates the Cell Model, a generalized UTXO model as state storage.

website/docs/ckb-fundamentals/nervos-blockchain.md

@@ -1,6 +1,22 @@
 ---
 id: nervos-blockchain
 title: Nervos Blockchain
+description: "Get a beginner overview of Nervos CKB as a layered, proof-of-work blockchain for CKBytes, on-chain state, and CKB-VM programs."
+tags:
+  - concept
+  - layer-1
+  - ckb-vm
+  - consensus
+audience:
+  - dApp developers
+  - Script developers
+related:
+  - /docs/getting-started/how-ckb-works
+  - /docs/ckb-fundamentals/cell-model
+  - /docs/ckb-fundamentals/ckb-vm
+  - /docs/ckb-fundamentals/consensus
+difficulty: beginner
+last_reviewed: 2026-06-24
 ---
 
 ## What is the Nervos Blockchain?
@@ -32,7 +48,7 @@ Further information about CKByte will be presented in the [Cell Model](cell-mode
 
 ## Programming on Nervos
 
-Nervos offers smart contract programmability using a growing number of well-known general-purpose programming languages, such as Javascript, Rust, and C.
+Nervos offers smart contract programmability using a growing number of well-known general-purpose programming languages, such as JavaScript, Rust, and C.
 
 All programs on Nervos can store data and state on-chain，which makes creating complex applications and customized tokens a simple and straightforward process.
 

website/docs/dapp/create-dob.mdx

@@ -1,6 +1,22 @@
 ---
 id: create-dob
 title: Create a DOB
+description: "Build a dApp that uses the Spore Protocol to turn user-provided content into an immutable on-chain digital object on CKB."
+tags:
+  - dapp
+  - tutorial
+  - spore
+  - cell-data
+  - ccc
+audience:
+  - dApp developers
+related:
+  - /docs/assets-token-standards/spore-protocol
+  - /docs/dapp/write-message
+  - /docs/dapp/create-token
+  - /docs/sdk-and-devtool/ccc
+difficulty: intermediate
+last_reviewed: 2026-06-24
 ---
 
 import Tabs from "@theme/Tabs";
@@ -170,7 +186,7 @@ const renderSpore = async () => {
 
 ## Congratulations!
 
-By following this tutorial this far, you have mastered how digital-object works on CKB. Here's a quick recap:
+After following this tutorial, you have mastered how digital objects work on CKB. Here's a quick recap:
 
 - How Spore protocol works on CKB
 - Create an on-chain digital object with a picture via Spore-SDK

website/docs/dapp/create-token.mdx

@@ -1,6 +1,22 @@
 ---
 id: create-token
 title: Create a Fungible Token
+description: "Issue and query a custom fungible token on CKB using the xUDT standard, Type Scripts, Cell data, and the CCC SDK."
+tags:
+  - dapp
+  - tutorial
+  - xudt
+  - type-script
+  - ccc
+audience:
+  - dApp developers
+related:
+  - /docs/assets-token-standards/xudt
+  - /docs/dapp/transfer-ckb
+  - /docs/dapp/create-dob
+  - /docs/sdk-and-devtool/ccc
+difficulty: intermediate
+last_reviewed: 2026-06-24
 ---
 
 import Tabs from "@theme/Tabs";
@@ -209,7 +225,7 @@ const txHash = await signer.sendTransaction(tx);
 
 ## Congratulations!
 
-By following this tutorial this far, you have mastered how custom tokens work on CKB. Here's a quick recap:
+After following this tutorial, you have mastered how custom tokens work on CKB. Here's a quick recap:
 
 - Create a CKB transaction containing a xUDT Cell in the outputs
 - The data of the xUDT Cell contains the amount number of the token

website/docs/dapp/simple-lock.mdx

@@ -1,6 +1,23 @@
 ---
 id: simple-lock
 title: Build a Simple Lock
+description: "Build a full-stack CKB dApp with a toy hash Lock Script, script deployment, frontend integration, and token unlocking flow."
+tags:
+  - dapp
+  - tutorial
+  - script
+  - lock-script
+  - ckb-js-vm
+audience:
+  - dApp developers
+  - Script developers
+related:
+  - /docs/script/intro-to-script
+  - /docs/script/js/js-vm
+  - /docs/script/rust/rust-example-simple-lock
+  - /docs/dapp/transfer-ckb
+difficulty: advanced
+last_reviewed: 2026-06-24
 ---
 
 import Tabs from "@theme/Tabs";

website/docs/dapp/transfer-ckb.mdx

@@ -1,6 +1,22 @@
 ---
 id: transfer-ckb
 title: Transfer CKB
+description: "Build a simple dApp that generates accounts, checks CKB balances, creates a transfer transaction, pays fees, and broadcasts it."
+tags:
+  - dapp
+  - tutorial
+  - ccc
+  - transaction
+  - cell-model
+audience:
+  - dApp developers
+related:
+  - /docs/getting-started/quick-start
+  - /docs/sdk-and-devtool/ccc
+  - /docs/dapp/write-message
+  - /docs/ckb-fundamentals/cell-model
+difficulty: beginner
+last_reviewed: 2026-06-24
 ---
 
 import Tabs from "@theme/Tabs";
@@ -73,7 +89,7 @@ export async function capacityOf(address: string): Promise<bigint> {
 ```
 
 :::tip
-In Nervos CKB, Shannon is the smallest currency unit, with 1 CKB = 10^8 Shannons. This unit system is similar to Bitcoin's Satoshis, where 1 Bitcoin = 10^8 Satoshis. In CCC SDK, the value handle are mostly done in the **Shannon unit**.
+In Nervos CKB, Shannon is the smallest currency unit, with 1 CKB = 10^8 Shannons. This unit system is similar to Bitcoin's Satoshis, where 1 Bitcoin = 10^8 Satoshis. In the CCC SDK, values are mostly handled in the **Shannon unit**.
 :::
 
 Next, we can start to transfer balance. Check out the transfer function in `lib.ts`:
@@ -148,7 +164,7 @@ You can open the console on the browser to see the full transaction to confirm t
 
 ## Congratulations!
 
-By following this tutorial this far, you have mastered how balance transfers work on CKB. Here's a quick recap:
+After following this tutorial, you have mastered how balance transfers work on CKB. Here's a quick recap:
 
 - The capacity of a Cell indicates both the CKB balance and the amount of data that can be stored in the Cell simultaneously.
 - Transferring CKB balance involves transferring some Cells from the sender to the receiver.

website/docs/dapp/write-message.mdx

@@ -1,6 +1,22 @@
 ---
 id: store-data-on-cell
 title: Store Data on Cell
+description: "Build a dApp that writes a text message into CKB Cell data, then reads the Live Cell back and decodes the stored value."
+tags:
+  - dapp
+  - tutorial
+  - cell-data
+  - cell-model
+  - ccc
+audience:
+  - dApp developers
+related:
+  - /docs/dapp/transfer-ckb
+  - /docs/ckb-fundamentals/cell-model
+  - /docs/tech-explanation/outputs-data
+  - /docs/sdk-and-devtool/ccc
+difficulty: beginner
+last_reviewed: 2026-06-24
 ---
 
 import Tabs from "@theme/Tabs";
@@ -19,7 +35,7 @@ import ExampleLink from "@components/ExampleLink";
 
 In this tutorial, you will learn how to tuck a nifty message - "**Hello CKB!**" - into a <Tooltip>Cell</Tooltip> on the CKB blockchain. Imagine it as sending a message in a bottle, but the ocean is digital, and the bottle is a super secure, tamper-proof CKB Cell!
 
-As you have learned from the first tutorial [Transfer CKB](/docs/dapp/transfer-ckb), the Cell can store any type of data in the data field of Cell structure. Here we will put a text message encoding in hex string format and store it in the data field. Once your words are encoded and inscribed into the blockchain, we'll then get the hex string from the same Cell back and then decode them to the original text message. the method of encoding and decoding is totally up to your favorite, we use the `TextDecoder` for simplicity through the tutorial.
+As you learned from the first tutorial, [Transfer CKB](/docs/dapp/transfer-ckb), a Cell can store any type of data in the data field of the Cell structure. Here, we will encode a text message as a hex string and store it in the data field. Once your words are encoded and inscribed into the blockchain, we'll get the hex string back from the same Cell and decode it to the original text message. The encoding and decoding method is up to you; we use `TextDecoder` for simplicity throughout the tutorial.
 
 ## Setup Devnet & Run Example
 
@@ -40,11 +56,11 @@ You can also read the full code online or download it <ExampleLink path="dApp/st
 
 ## Behind the Scene
 
-Open the `lib.ts` file in your project, it lists all the important functions that do the most of work for the project.
+Open the `lib.ts` file in your project. It lists the important functions that do most of the work for the project.
 
 ### Encode & Decode Message
 
-Since Cell's data field can store any type of data, we need to design our encoding and decoding method for the message we want to read and write on-chain.
+Since a Cell's data field can store any type of data, we need to design an encoding and decoding method for the message we want to read and write on-chain.
 
 ```ts
 export function utf8ToHex(utf8String: string): string {
@@ -99,7 +115,7 @@ const tx = ccc.Transaction.from({
 
 Here we build the output Cell to store the message data by putting the hex format of the text message into the data field of the output Cell.
 
-Next, we ask CCC to complete the transaction for us with transaction fee:
+Next, we ask CCC to complete the transaction for us with a transaction fee:
 
 ```ts
 // Complete missing parts for transaction
@@ -145,7 +161,7 @@ export async function readOnChainMessage(txHash: string, index = "0x0") {
 
 ## Congratulations!
 
-By following this tutorial this far, you have mastered how storing data on Cells works on CKB. Here's a quick recap:
+After following this tutorial, you have mastered how storing data on Cells works on CKB. Here's a quick recap:
 
 - We can store arbitrary data in the `data` field of Cell.
 - We need a way to encode and decode our data for understanding and using our raw on-chain data later.

website/docs/getting-started/how-ckb-works.mdx

@@ -1,6 +1,23 @@
 ---
 id: how-ckb-works
 title: How CKB Works
+description: "Learn how CKB uses Cells, Scripts, transactions, CKB-VM, and proof-of-work consensus to secure and update on-chain state."
+tags:
+  - concept
+  - cell-model
+  - script
+  - transaction
+  - ckb-vm
+audience:
+  - dApp developers
+  - Script developers
+related:
+  - /docs/getting-started/quick-start
+  - /docs/ckb-fundamentals/cell-model
+  - /docs/script/intro-to-script
+  - /docs/tech-explanation/transaction
+difficulty: beginner
+last_reviewed: 2026-06-24
 ---
 
 # How CKB Works
@@ -78,7 +95,7 @@ Cells that have not been consumed are known as Live Cells, and these are availab
      src="/img/how-ckb-works/confirm.png"
      width="688px"
      height="276px"
-     alt="Miners select the transaciton from the mempool and include it in a new block. The block is added to the blockchain after validation."
+     alt="Miners select the transaction from the mempool and include it in a new block. The block is added to the blockchain after validation."
    />{" "}
 
 As a result:
@@ -101,7 +118,7 @@ A Script in CKB is a binary executable that can be executed on-chain. It is a
 />{" "}
 
 - `code_hash` : identifies the Script code to be loaded into the CKB-VM
-- `hash_type` : indicates the the method CKB-VM uses to locate the Script code or Script.
+- `hash_type` : indicates the method CKB-VM uses to locate the Script code or Script.
 - `args` : provides specific arguments that differentiate one Script from another, such as a users’s public key hash.
 
 There’re two main types of Scripts: