dev: auto detect secrets

Author: ViRb3

README.md

@@ -83,5 +83,5 @@ At the time of writing there is no official arm64 launcher, be it third or first
    ./build.sh
    ```
 
-   - If you don't have your own secrets, set `DLauncher_EMBED_SECRETS` to `OFF`.
+   - If you have your own secrets, make sure they are placed in a directory named `secrets`.
    - If you get weird Java errors, you may have to manually set your `JAVA_HOME` to the zulu8 you just installed.

build.sh

@@ -13,7 +13,7 @@ JAVA_HOME=$(/usr/libexec/java_home -v 1.8 -a arm64) \
     -DLauncher_LAYOUT=mac-bundle \
     -DCMAKE_OSX_DEPLOYMENT_TARGET=10.7 \
     -DLauncher_META_URL="https://minecraftmachina.github.io/meta-multimc-arm64/" \
-    -DLauncher_EMBED_SECRETS=ON
+    -DLauncher_EMBED_SECRETS=$(test -d secrets && echo "ON" || echo "OFF")
 make -C "build" -j$(sysctl -n hw.physicalcpu) install
 chmod -R u+w "dist/ManyMC.app"
 find "dist/ManyMC.app" -depth -exec codesign -f -s - {} \;