chore: use prettier for all of the codebase (#2466)

* chore: use prettier for all of the codebase
we only checked `lnbits` dir before

docs/devs/development.md

@@ -5,30 +5,27 @@ nav_order: 4
 has_children: true
 ---
 
-
-For developers
-==============
+# For developers
 
 Thanks for contributing :)
 
-
-Run
-=====
+# Run
 
 This starts the lnbits uvicorn server
+
 ```bash
 poetry run lnbits
 ```
 
 This starts the lnbits uvicorn with hot reloading.
+
 ```bash
 make dev
 # or
 poetry run lnbits --reload
 ```
 
-Precommit hooks
-=====
+# Precommit hooks
 
 This ensures that all commits adhere to the formatting and linting rules.
 
@@ -36,31 +33,35 @@ This ensures that all commits adhere to the formatting and linting rules.
 make install-pre-commit-hook
 ```
 
-Tests
-=====
+# Tests
 
 This project has unit tests that help prevent regressions. Before you can run the tests, you must install a few dependencies:
+
 ```bash
 poetry install
 npm i
 ```
 
 Then to run the tests:
+
 ```bash
 make test
 ```
 
 Run formatting:
+
 ```bash
 make format
 ```
 
 Run mypy checks:
+
 ```bash
 poetry run mypy
 ```
 
 Run everything:
+
 ```bash
 make all
 ```