chore: updated readme and add testing-flows.md

README.md

@@ -43,7 +43,23 @@ docker compose -f docker-compose.dev.yml up --build
 docker compose -f docker-compose.dev.yml up
 ```
 
-Open **http://localhost:4533**. Default credentials are **`admin` / `admin`**. Drop your audio files into the `music/` folder at the project root — the scanner picks them up automatically.
+Open **http://localhost:4533**.
+
+### Default credentials
+
+| Username | Password |
+|----------|----------|
+| `admin`  | `admin`  |
+
+### Adding music
+
+Place your audio files in the `music/` folder at the project root. If the folder doesn't exist yet, create it first:
+
+```bash
+mkdir music
+```
+
+The scanner picks up new files automatically.
 
 ```bash
 # Run in the background
@@ -58,7 +74,22 @@ docker compose -f docker-compose.dev.yml down
 
 Both services support hot-reload: editing `.go` files restarts the backend via `reflex`, and editing frontend source triggers Vite's HMR.
 
-> See [CLAUDE.md](CLAUDE.md) for additional development notes, including how to inspect the database.
+### Inspecting the database
+
+Open a SQLite shell inside the running backend container:
+
+```bash
+docker compose -f docker-compose.dev.yml exec backend sqlite3 /data/navidrome.db
+```
+
+Useful commands once inside:
+
+```sql
+.tables               -- list all tables
+.schema media_file    -- show a table's schema
+SELECT * FROM user;   -- query data
+.quit                 -- exit
+```
 
 ## Installation
 

testing-flows.md

@@ -0,0 +1,45 @@
+# Testing Flows
+
+## Add to Favorites
+
+Stars a song (or album/artist) using the Subsonic `star` endpoint.
+
+**Request**
+
+```
+GET /rest/star
+```
+
+Query parameters:
+
+| Parameter | Value | Description |
+|-----------|-------|-------------|
+| `u` | `admin` | Username |
+| `t` | `47b1fbf1aaa6b36d0dec0c8ae0b1a6ef` | Auth token (MD5 of password + salt) |
+| `s` | `701805` | Salt used to generate the token |
+| `f` | `json` | Response format |
+| `v` | `1.8.0` | Subsonic API version |
+| `c` | `NavidromeUI` | Client name |
+| `id` | `qORBlifrm7cjK4yDgfy5Zy` | ID of the song/album/artist to star |
+
+**Example request (dev)**
+
+```bash
+curl "http://localhost:4533/rest/star?u=admin&t=47b1fbf1aaa6b36d0dec0c8ae0b1a6ef&s=701805&f=json&v=1.8.0&c=NavidromeUI&id=qORBlifrm7cjK4yDgfy5Zy"
+```
+
+**Response**
+
+```json
+{
+    "subsonic-response": {
+        "status": "ok",
+        "version": "1.16.1",
+        "type": "navidrome",
+        "serverVersion": "dev",
+        "openSubsonic": true
+    }
+}
+```
+
+A `status: "ok"` with no error field means the item was successfully starred.