fix readme

bots/README.md

@@ -43,52 +43,57 @@ const msg = new MsgCreateBridge(executor.key.accAddress, bridgeConfig);
 | OUTPUT_SUBMITTER_MNEMONIC | Mnemonic seed for output submitter                     | ''                               |
 | CHALLENGER_MNEMONIC       | Mnemonic seed for challenger                           | ''                               |
 
-> In OPinit bots, we use [direnv](https://direnv.net) for managing environment variable for development. See [sample of .envrc](.envrc_sample)
+> In OPinit bots, we use [direnv](https://direnv.net) for managing environment variable for development. See [sample of .envrc](.envrc_sample).
 
 ## Bridge Executor
 
 Bridge executor is a bot that monitor L1, L2 node and execute bridge transaction. It will execute following steps.
 
 1. Set bridge executor mnemonic on `.envrc`.
-2. Set DB configurations using `ormconfig.json` or `.envrc`.
-3. Run executor bot
-    - Execute L1, L2 monitor in bridge executor
-        ```bash
-        npm run executor
-        ```
+    ```bash
+    export EXECUTOR_MNEMONIC="..."
+    ```
+2. Run executor bot
+    ```bash
+    npm run executor
+    ```
 
 ## Batch Submitter
 
 Batch submitter is a background process that submits transaction batches to the BatchInbox module of L1.
 
 1. Set batch submitter mnemonic on `.envrc`.
-2. Set DB configurations using `ormconfig.json` or `.envrc`.
-3. Run batch submitter bot
-    - Execute batch submitter
-        ```bash
-        npm run batch
-        ```
+    ```bash
+    export BATCH_SUBMITTER_MNEMONIC="..."
+    ```
+2. Run batch submitter bot
+    ```bash
+    npm run batch
+    ```
 
 ## Output Submitter
 
 Output submitter is the component to store the L2 output root for block finalization.
 Output submitter will get the L2 output results from executor and submit it to L1.
 
 1. Set output submitter mnemonic on `.envrc`.
+    ```bash
+    export OUTPUT_SUBMITTER_MNEMONIC="..."
+    ```
 2. Run output submitter bot
-    - Execute output submitter
-        ```bash
-        npm run output
-        ```
+    ```bash
+    npm run output
+    ```
 
 ## Challenger
 
 Challenger is an entity capable of deleting invalid output proposals from the output oracle.
 
 1. Set challenger mnemonic on `.envrc`.
-2. Set DB configurations using `ormconfig.json` or `.envrc`.
-3. Run challenger bot
-    - Execute challenger
-        ```bash
-        npm run challenger
-        ```
+    ```bash
+    export CHALLENGER_MNEMONIC="..."
+    ```
+2. Run challenger bot
+    ```bash
+    npm run challenger
+    ```