trial & error fix for dockerfile path in benchmark_config.json (5)

Author: iapicca

frameworks/Dart/dart3/dart_aot/Dockerfile

@@ -4,7 +4,8 @@ WORKDIR /app
 
 ARG MAX_ISOLATES=8
 
-COPY dart_aot/ .
+COPY dart_aot/pubspec.yaml .
+COPY dart_aot/bin/ bin/
 
 RUN dart compile aot-snapshot bin/server.dart \
     --define=MAX_ISOLATES=${MAX_ISOLATES} \

frameworks/Dart/dart3/dart_jit/Dockerfile

@@ -2,7 +2,8 @@
 FROM dart:3.11.0 AS build
 WORKDIR /app
 
-COPY dart_jit/ .
+COPY dart_jit/pubspec.yaml .
+COPY dart_jit/bin/ bin/
 
 EXPOSE 8080
 ENTRYPOINT ["dart", "run", "bin/server.dart"]

frameworks/Dart/dart3/dart_native/Dockerfile

@@ -2,7 +2,8 @@
 FROM dart:3.11.0 AS build
 WORKDIR /app
 
-COPY dart_native/ .
+COPY dart_native/pubspec.yaml .
+COPY dart_native/bin/ bin/
 
 RUN dart compile exe bin/server.dart -o server