Removing build-id for F-Droid release

app/build.gradle

@@ -47,10 +47,6 @@ android {
             cmake {
                 cFlags "-ffile-prefix-map=${rootDir}=."
                 cppFlags "-ffile-prefix-map=${rootDir}=."
-                // https://f-droid.org/docs/Reproducible_Builds/
-                // The build ID is a 160-bit SHA1 string computed over the elf header bits and section contents in the file.
-                // It is bundled in the elf file as an entry in the notes section.
-                //   readelf -n ./app/build/intermediates/stripped_native_libs/xxxRelease/out/lib/armeabi-v7a/libfairemail.so
             }
         }
 
@@ -230,6 +226,15 @@ android {
         fdroid {
             dimension "all"
             manifestPlaceholders.largeHeap = false
+            externalNativeBuild {
+                cmake {
+                    arguments "-DCMAKE_SHARED_LINKER_FLAGS=-Wl,--build-id=none"
+                    // https://f-droid.org/docs/Reproducible_Builds/
+                    // The build ID is a 160-bit SHA1 string computed over the elf header bits and section contents in the file.
+                    // It is bundled in the elf file as an entry in the notes section.
+                    //   readelf -n ./app/build/intermediates/stripped_native_libs/xxxRelease/out/lib/armeabi-v7a/libfairemail.so
+                }
+            }
             buildConfigField "boolean", "TEST_RELEASE", "false"
             buildConfigField "boolean", "BETA_RELEASE", "true"
             buildConfigField "boolean", "PLAY_STORE_RELEASE", "false"