update readme and production dockerfile

Author: Manoharan-Ajay-Anand

README.md

@@ -6,8 +6,6 @@ A set of email/password with admin privileges will be uploaded to Canvas through
 
 # Testing Locally
 
-## DISCLAIMER: Our executor service can only run on x86_64 architecture. If you are using a different architecture, you will not be able to run the executor locally. However, you can still test the rest of the application.
-
 - Install Docker for your operating system. You can find the installation instructions [here](https://docs.docker.com/get-docker/).
 - Clone the repository.
 - Run `git submodule update --init` to clone the submodules.

deployment/Dockerfile-executor

@@ -2,7 +2,7 @@
 
 # docker build -f deployment/Dockerfile-executor -t peerprep-executor .
 
-FROM nixos/nix:2.3.12
+FROM opensuse/tumbleweed
 
 # Environment variables
 
@@ -11,13 +11,17 @@ ENV APP_ROOT /executor
 WORKDIR $APP_ROOT
 COPY executor .
 
-RUN nix-channel --update
-RUN nix-env -iA nixpkgs.shadow nixpkgs.gcc12 nixpkgs.python3Minimal nixpkgs.jdk19_headless
-RUN nix-env -if default.nix
+RUN groupadd -g 1300 -r peerprep && useradd -g 1300 -u 1500 -r executor
 
-RUN groupadd -g 1300 -r peerprep
-RUN useradd -g 1300 -u 1500 -r executor
+RUN zypper refresh
+RUN zypper install -t pattern -y devel_C_C++
+RUN zypper install -y cmake
+RUN zypper install -y java-11-openjdk-devel
+
+RUN cmake -DCMAKE_BUILD_TYPE=Release -S . -B ./build
+RUN cmake --build ./build --config Release
+RUN cp ./build/executor ./executor
 
 EXPOSE 9000
 
-CMD ["executor"]
+CMD ["./executor"]

deployment/Dockerfile-executor-local

@@ -27,7 +27,10 @@ services:
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
 
   executor:
-    image: ghcr.io/peerprep/peerprep-executor-service:latest
+    image: peerprep-executor-service
+    build:
+      context: .
+      dockerfile: deployment/Dockerfile-executor
     container_name: peerprep-executor-service
     restart: always
     networks: