Fix invalid link and improve structure (#385)

Author: 0xScratch

package-lock.json

@@ -68,7 +68,7 @@ rm -r src/* test/*
 ### Install the Pyth SDK
 
 Pyth provides a Solidity SDK that can be used to interact with one-chain Pyth Price Feed contracts.
-It exposes multiple [methods](../api-reference/evm) to read and interact with the contracts.
+It exposes multiple [methods](/price-feeds/api-reference/evm) to read and interact with the contracts.
 
 Use `npm` to add the Pyth SDK:
 
@@ -333,9 +333,9 @@ contract MyFirstPythContract {
 ```
 
 The end of this function calls the `mint` function we defined before.
-Before that, however, the function calls `[updatePriceFeeds]`(https://docs.pyth.network/price-feeds/api-reference/evm/update-price-feeds) on the Pyth contract.
+Before that, however, the function calls [`updatePriceFeeds`](https://docs.pyth.network/price-feeds/api-reference/evm/update-price-feeds) on the Pyth contract.
 This function takes a payload of `bytes[]` that is passed into the function itself.
-The Pyth contract requires a fee to perform this update; the code snippet above calculates the needed fee using `[getUpdateFee]`(https://docs.pyth.network/price-feeds/api-reference/evm/get-update-fee).
+The Pyth contract requires a fee to perform this update; the code snippet above calculates the needed fee using [`getUpdateFee`](https://docs.pyth.network/price-feeds/api-reference/evm/get-update-fee).
 The caller of this function can pass in a recent Pyth price update as this payload, guaranteeing that the `StalePrice` error won't occur.
 
 We can test this function by adding the following snippet to the test file:
@@ -445,7 +445,7 @@ contract MyFirstPythContract {
 
 ```
 
-And out test file should look like this:
+And our test file should look like this:
 
 ```solidity copy filename="MyFirstPythContract.t.sol"
 // SPDX-License-Identifier: UNLICENSED