feat: show usage only on demand

README.md

@@ -1,12 +1,8 @@
 # pi-usage-bars
 
-Usage indicator for **pi**.
+Usage viewer for **pi**.
 
-![Codex footer bar](https://raw.githubusercontent.com/javargasm/pi-usage-bars/main/assets/codex.png)
-
-It adds:
-- a footer status bar for the active provider
-- a `/usage` command with all connected providers
+It adds a `/usage` command with all connected providers. Usage is shown only while this command is open; it does not persist in the footer status line.
 
 Supported providers:
 - OpenAI Codex (multiple subscriptions)
@@ -35,19 +31,8 @@ pi install npm:@javargasm/pi-usage-bars
 
 ## Use
 
-### 1) Footer usage bars
-When your active model is supported, the footer shows color-coded bars for:
-- Session usage (5-hour rolling window)
-- Weekly usage (7-day rolling window)
-- Monthly usage (when available)
-- Reset countdowns
-
-Bar colors: 🟢 green (<70%) → 🟡 yellow (70-89%) → 🔴 red (≥90%)
-
-![Claude footer bar](https://raw.githubusercontent.com/javargasm/pi-usage-bars/main/assets/claude.png)
-
-### 2) `/usage` command
-Opens an interactive list with all providers that have credentials. Supports search/filter and shows the active provider with a ✓ badge.
+### `/usage` command
+Opens an interactive list with all providers that have credentials. Supports search/filter and shows the active provider with a ✓ badge. Bars are color-coded: 🟢 green (<70%) → 🟡 yellow (70–89%) → 🔴 red (≥90%).
 
 ![/usage command](https://raw.githubusercontent.com/javargasm/pi-usage-bars/main/assets/usage-command.png)