I wonder if this will ever work..

.gitea/workflows/build.yml

@@ -9,13 +9,12 @@ jobs:
     steps:
       - name: Set up Docker environment
         run: |
-          apt update
-          apt install -y apt-transport-https ca-certificates curl gnupg lsb-release
+          apt update && apt install -y apt-transport-https ca-certificates curl gnupg lsb-release
           curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
           echo \
             "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian \
             $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
-          apt update
+          apt update && apt upgrade -y && \
           apt install -y docker-ce docker-ce-cli containerd.io
 
       - name: Checkout branch

Dockerfile

@@ -3,7 +3,7 @@ ENV RUSTFLAGS="-C target-feature=-crt-static"
 RUN apk add --no-cache openssl-dev musl-dev 
 WORKDIR /usr/src/kon
 COPY . .
-RUN cargo fetch && cargo build -r
+RUN --mount=type=cache,target=/usr/local/cargo/registry cargo fetch && cargo build -r
 
 FROM alpine:3.19@sha256:51b67269f354137895d43f3b3d810bfacd3945438e94dc5ac55fdac340352f48
 RUN apk add --no-cache openssl-dev libgcc