docs: add build.sh, streamlit to README (#182)

Author: machikoyasuda

docs/development/README.md

@@ -147,6 +147,14 @@ cp .env.sample .env
 
 Feel free to inspect the environment file, but leave the defaults for now.
 
+## Run the build script
+
+This builds the runtime and devcontainer images:
+
+```shell
+bin/build.sh
+```
+
 ## Run the application
 
 Start the application service with Compose:
@@ -155,6 +163,12 @@ Start the application service with Compose:
 docker compose up -d web
 ```
 
+Start the streamlit application with Compose:
+
+```shell
+docker compose up streamlit
+```
+
 The `-d` flag starts the service in "detatched" mode, so your terminal is still available for additional commands. Without this flag, your terminal attaches to the service container's standard output.
 
 The application is now running on `http://localhost:8000`.
@@ -184,7 +198,7 @@ If you don't see this notification, or if you dismissed it, use the VS Code Quic
 
 The VS Code window will reload into the devcontainer.
 
-Once loaded, hit `F5` to start the application in debug mode. The application is now running on `http://localhost:8000`.
+Once loaded, hit `F5` to start the application in debug mode. The application is now running on `http://localhost:8001`.
 
 ## Explore the devcontainer