Use different builder image for kernel

.github/workflows/kernel.yml

@@ -12,7 +12,7 @@ on:
 
 jobs:
   build:
-    name: Build and push DSN operator images
+    name: Build and push docker images
     runs-on: ubuntu-latest
     env:
       ACTIONS_ALLOW_UNSECURE_COMMANDS: true
@@ -56,7 +56,7 @@ jobs:
 
   deploy:
     if: (github.event_name == 'pull_request' && github.event.pull_request.draft == false) || (github.event_name == 'push' && github.ref == 'refs/heads/master')
-    name: Deploy DSN rollup to testnet
+    name: Deploy mockup rollup to testnet
     needs: build
     runs-on: ubuntu-latest
     env:

.github/workflows/sequencer.yml

@@ -12,7 +12,7 @@ on:
 
 jobs:
   build:
-    name: Build and push sequencer nodes image
+    name: Build and push docker image
     runs-on: ubuntu-latest
     env:
       ACTIONS_ALLOW_UNSECURE_COMMANDS: true

docker/operator/Dockerfile

@@ -1,13 +1,13 @@
 ARG OCTEZ_TAG
 FROM tezos/tezos:${OCTEZ_TAG} AS octez
 
-FROM rust:slim-buster AS builder
-RUN apt update && apt install -y wget make libc-dev clang protobuf-compiler
-RUN rustup target add wasm32-unknown-unknown
+FROM rust:1.73-bullseye AS builder
 WORKDIR /build
+RUN apt-get update && apt-get install -y cmake clang protobuf-compiler
+RUN rustup target add wasm32-unknown-unknown
 COPY Makefile ./
 RUN make install CARGO_BIN_PATH=/usr/local/cargo/bin
-COPY . .
+COPY . ./
 RUN make build-operator
 
 FROM alpine:3.15 AS rollup