feat: open texthooker from cli and tray

docs-site/launcher-script.md

@@ -85,6 +85,7 @@ subminer stats -b                       # start background stats daemon
 | `subminer dictionary --candidates <path>`  | List AniList candidate matches for character dictionary correction |
 | `subminer dictionary --select <id> <path>` | Pin an AniList media ID for that target series                     |
 | `subminer texthooker`                      | Launch texthooker-only mode                                        |
+| `subminer texthooker -o`                   | Launch texthooker and open it in the default browser               |
 | `subminer app`                             | Pass arguments directly to SubMiner binary                         |
 
 Use `subminer <subcommand> -h` for command-specific help.

docs-site/usage.md

@@ -103,12 +103,14 @@ subminer dictionary /path/to/file-or-directory  # Generate character dictionary
 subminer dictionary --candidates /path/to/file.mkv
 subminer dictionary --select 21355 /path/to/file.mkv
 subminer texthooker               # Launch texthooker-only mode
+subminer texthooker -o            # Launch texthooker and open it in your browser
 subminer app --anilist            # Pass args directly to SubMiner binary (example: AniList login flow)
 
 # Direct packaged app control
 SubMiner.AppImage --background             # Start in background (tray + IPC wait, minimal logs)
 SubMiner.AppImage --start --texthooker   # Start overlay with texthooker
 SubMiner.AppImage --texthooker           # Launch texthooker only (no overlay window)
+SubMiner.AppImage --texthooker --open-browser  # Launch texthooker and open browser
 SubMiner.AppImage --setup                  # Open first-run setup popup
 SubMiner.AppImage --stop                  # Stop overlay
 SubMiner.AppImage --start --toggle        # Start MPV IPC + toggle visibility

docs-site/websocket-texthooker-api.md

@@ -164,6 +164,8 @@ Start it with either:
 
 ```bash
 subminer texthooker
+# or open the page immediately
+subminer texthooker -o
 ```
 
 or by leaving `texthooker.launchAtStartup` enabled.
@@ -273,7 +275,7 @@ Examples:
 Examples:
 
 - open a media picker, then call `subminer /path/to/file.mkv`
-- launch browser-only subtitle tooling with `subminer texthooker`
+- launch browser-only subtitle tooling with `subminer texthooker -o`
 - disable the helper UI for a session with `subminer --no-texthooker video.mkv`
 
 #### Build an overlay-adjacent client