fix database initial state and update README

README.md

@@ -10,7 +10,7 @@ Sample application with:
 You need to have [rust](https://www.rust-lang.org/) installed.
 
 ```bash
-export DATABASE_URL=sqlite://./todosdb.sqlite
+export DATABASE_URL=sqlite://./todos.sqlite
 cargo run
 ```
 
@@ -31,7 +31,7 @@ cargo install cargo-watch
 cargo watch -x run -w templates -w src -w assets
 ```
 
-# Production
+## Production
 
 To have a production tailwind bundle
 
@@ -55,4 +55,15 @@ You will need to keep the `assets` and `templates` folders relative to the binar
 │       └── hyperscript.org@0.9.11_dist__hyperscript.min.js
 ├── todosdb.sqlite
 └── todox
-```
+```
+
+## Rebuild database
+
+In case you want to rebuild the sqlite database based on your `DATABASE_URL` env:
+You need to have `libssl-dev` on Ubuntu or `openssl-devel` on Fedora installed.
+
+```bash
+cargo install sqlx-cli
+cargo sqlx database create
+cargo sqlx migrate run
+```