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 /target
 config/
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+data/
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+# Calorie + Weight Tracker
+
+Small Rust web app for tracking daily calories and weight.
+
+## Run
+
+```bash
+cargo run
+```
+
+Open: http://127.0.0.1:3000
+
+## What it does
+
+- Calendar view with daily calorie + weight summaries
+- Day page to add/edit foods and set daily weight
+- Reports page with rolling averages and trend charts
+- Planning page for targets (weight, calories, BMR)
+- User accounts with login/signup and 7-day sliding sessions
+- Optional public profile at `/u/<username>` with per-section sharing controls
+
+## Config
+
+`config/app.conf`
+
+```conf
+allow_signup = true
+```
+
+If the file is missing, the app creates it with defaults on startup.
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