feat: add bds core, locale updates and safety fixes

README.md

@@ -46,6 +46,7 @@ Current version: `v0.1.0`.
 | `velocity` | `/opt/minecraft/velocity` | `25577` | Java 21 | TCP | Requires Minecraft Java EULA acceptance |
 | `powernukkitx` | `/opt/minecraft/powernukkitx` | `19132` | Java 21 | UDP | Requires Minecraft Java EULA acceptance |
 | `nethergamesmc` | `/opt/minecraft/nethergamesmc` | `19132` | PHP | UDP | Prompts for PHP build and PocketMine-MCPE version |
+| `bds` | `/opt/minecraft/bds` | `19132` | native | UDP | Official Bedrock Dedicated Server zip binary |
 
 > Service mode `screen` is available and handled in the service layer with the current installer version.
 
@@ -112,9 +113,10 @@ Run output is mirrored with `tee` and saved to:
 
 ### Core selection and versions
 
-- `--core <pmmp|paper|purpur|velocity|powernukkitx|nethergamesmc>`
+- `--core <pmmp|paper|purpur|velocity|powernukkitx|nethergamesmc|bds>`
 - `--mc-version <latest|version>`
 - `--build <latest|tag>` (for `nethergamesmc`, PHP build)
+- `--mc-version` for `bds` resolves required Bedrock package version (`latest` allowed)  
 - legacy aliases: `--version`, `--core-version` for MC version
 
 ### Directory and runtime
@@ -167,6 +169,24 @@ sudo bash install.sh \
 3. `PocketMine-MP` clone/build flow
 4. Server startup script generation
 
+## Example for BDS
+
+```bash
+sudo bash install.sh \
+  --easy \
+  --core bds \
+  --dir /opt/minecraft/bds \
+  --mc-version latest \
+  --service tmux-systemd
+```
+
+`bds` flow includes:
+
+1. resolve version from official Bedrock download page or provided tag;
+2. download `bedrock-server-<version>.zip`;
+3. extract/update server files;
+4. generate `start.sh` and configure service.
+
 ## Update mode
 
 `--update` switches workflow to update mode. The installer validates existing directory first and replaces server artifacts via the core-specific update path where supported.