fix: tip (#27)

Description
---
fix the tip info

Motivation and Context
---
There were changes in the base layer (renamed fields).

How Has This Been Tested?
---

What process can a PR reviewer use to test or verify this change?
---

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Breaking Changes
---

- [x] None
- [ ] Requires data directory on base node to be deleted
- [ ] Requires hard fork
- [ ] Other - Please specify

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routes/blocks.js

@@ -64,7 +64,7 @@ router.get("/:height_or_hash", async function (req, res) {
     }
 
     let tipInfo = await client.getTipInfo({});
-    let tipHeight = parseInt(tipInfo.metadata.height_of_longest_chain);
+    let tipHeight = parseInt(tipInfo.metadata.best_block_height);
 
     let prevHeight = height - 1;
     let prevLink = `/blocks/${prevHeight}`;

routes/index.js

@@ -99,7 +99,7 @@ router.get("/", async function (req, res) {
     ]);
 
     // list of active validator nodes
-    let tipHeight = tipInfo.metadata.height_of_longest_chain;
+    let tipHeight = tipInfo.metadata.best_block_height;
     let activeVns = await client.getActiveValidatorNodes({
       height: tipHeight,
     });

views/index.hbs

@@ -10,8 +10,8 @@
   </thead>
   <tbody>
     <tr>
-      <td>{{this.tipInfo.metadata.height_of_longest_chain}}</td>
-      <td>{{hex this.tipInfo.metadata.best_block}}</td>
+      <td>{{this.tipInfo.metadata.best_block_height}}</td>
+      <td>{{hex this.tipInfo.metadata.best_block_hash}}</td>
       <td>{{this.tipInfo.metadata.pruned_height}}</td>
       <td>{{this.version}}</td>
     </tr>