chore: add markdownlint to lint commands (#9353)

* add markdownlint config

* update make lint commands

* update markdownlint config

* run make lint-fix

* fix empty link

* resuse docker container

* run lint-fix

* do not echo commands

Co-authored-by: ryanchrypto <12519942+ryanchrypto@users.noreply.github.com>

simapp/README.md

@@ -4,11 +4,11 @@ order: false
 
 # simapp
 
-simapp is an application built using the Cosmos SDK for testing and educational purposes. 
+simapp is an application built using the Cosmos SDK for testing and educational purposes.
 
-## Running testnets with `simd` 
+## Running testnets with `simd`
 
-If you want to spin up a quick testnet with your friends, you can follow these steps. 
+If you want to spin up a quick testnet with your friends, you can follow these steps.
 Unless otherwise noted, every step must be done by everyone who wants to participate
 in this testnet.
 
@@ -20,20 +20,20 @@ in this testnet.
 3. `$ ./simd init [moniker] --chain-id [chain-id]`. This will initialize a new working directory
     at the default location `~/.simapp`. You need to provide a "moniker" and a "chain id". These
     two names can be anything, but you will need to use the same "chain id" in the following steps.
-4. `$ ./simd keys add [key_name]`. This will create a new key, with a name of your choosing. 
+4. `$ ./simd keys add [key_name]`. This will create a new key, with a name of your choosing.
     Save the output of this command somewhere; you'll need the address generated here later.
 5. `$ ./simd add-genesis-account [key_name] [amount]`, where `key_name` is the same key name as
     before; and `amount` is something like `10000000000000000000000000stake`.
 6. `$ ./simd gentx [key_name] [amount] --chain-id [chain-id]`. This will create the genesis
     transaction for your new chain. Here `amount` should be at least `1000000000stake`. If you
     provide too much or too little, you will encounter an error when starting your node.
-7. Now, one person needs to create the genesis file `genesis.json` using the genesis transactions 
+7. Now, one person needs to create the genesis file `genesis.json` using the genesis transactions
    from every participant, by gathering all the genesis transactions under `config/gentx` and then
    calling `$ ./simd collect-gentxs`. This will create a new `genesis.json` file that includes data
    from all the validators (we sometimes call it the "super genesis file" to distinguish it from
-   single-validator genesis files). 
-8. Once you've received the super genesis file, overwrite your original `genesis.json` file with 
-    the new super `genesis.json`. 
+   single-validator genesis files).
+8. Once you've received the super genesis file, overwrite your original `genesis.json` file with
+    the new super `genesis.json`.
 9. Modify your `config/config.toml` (in the simapp working directory) to include the other participants as
     persistent peers:
 
@@ -44,10 +44,10 @@ in this testnet.
 
     You can find `validator_address` by running `$ ./simd tendermint show-node-id`. The output will
     be the hex-encoded `validator_address`. The default `port` is 26656.
-10. Now you can start your nodes: `$ ./simd start`. 
+10. Now you can start your nodes: `$ ./simd start`.
 
-Now you have a small testnet that you can use to try out changes to the Cosmos SDK or Tendermint! 
+Now you have a small testnet that you can use to try out changes to the Cosmos SDK or Tendermint!
 
 NOTE: Sometimes creating the network through the `collect-gentxs` will fail, and validators will start
 in a funny state (and then panic). If this happens, you can try to create and start the network first
-with a single validator and then add additional validators using a `create-validator` transaction.
+with a single validator and then add additional validators using a `create-validator` transaction.