feat: experimental multihost sync (#1204)

.devcontainer/Dockerfile

@@ -1,22 +1,19 @@
-## Based on microsoft go devcontainer - https://github.com/microsoft/vscode-dev-containers/blob/v0.205.2/containers/go/.devcontainer/Dockerfile
-# [Choice] Go version (use -bullseye variants on local arm64/Apple Silicon): 1, 1.16, 1.17, 1-bullseye, 1.16-bullseye, 1.17-bullseye, 1-buster, 1.16-buster, 1.17-buster
-ARG VARIANT=1-bullseye
-FROM mcr.microsoft.com/vscode/devcontainers/go:${VARIANT}
-
-# [Choice] Node.js version: none, lts/*, 16, 14, 12, 10
-ARG NODE_VERSION="none"
-RUN if [ "${NODE_VERSION}" != "none" ]; then su vscode -c "umask 0002 && . /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
-
-RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-    && apt-get -y install --no-install-recommends protobuf-compiler
+FROM mcr.microsoft.com/devcontainers/base:bookworm
 
+# Install Nix in single-user mode for the vscode user
 USER vscode
+RUN curl -L https://nixos.org/nix/install | bash -s -- --no-daemon
+ENV PATH="/home/vscode/.nix-profile/bin:${PATH}"
 
-RUN go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest \
-    && go install github.com/bufbuild/buf/cmd/buf@v1.27.2 \
-    && go install github.com/fullstorydev/grpcurl/cmd/grpcurl@latest \
-    && go install google.golang.org/protobuf/cmd/protoc-gen-go@latest \
-    && go install connectrpc.com/connect/cmd/protoc-gen-connect-go@latest \
-    && go install github.com/GeertJohan/go.rice/rice@latest \
-    && go install github.com/goreleaser/goreleaser@latest \
-    && npm install -g @bufbuild/protoc-gen-es @connectrpc/protoc-gen-connect-es
+# Install direnv via Nix and configure shell hooks
+RUN . /home/vscode/.nix-profile/etc/profile.d/nix.sh \
+    && nix-env -iA nixpkgs.direnv
+RUN echo '. /home/vscode/.nix-profile/etc/profile.d/nix.sh' >> /home/vscode/.bashrc \
+    && echo 'eval "$(direnv hook bash)"' >> /home/vscode/.bashrc \
+    && echo '. /home/vscode/.nix-profile/etc/profile.d/nix.sh' >> /home/vscode/.zshrc \
+    && echo 'eval "$(direnv hook zsh)"' >> /home/vscode/.zshrc
+
+# Pre-populate the nix store with project dependencies so first open is fast
+COPY shell.nix /tmp/shell.nix
+RUN . /home/vscode/.nix-profile/etc/profile.d/nix.sh \
+    && nix-shell /tmp/shell.nix --run "echo 'nix dependencies cached'"

.devcontainer/devcontainer.json

@@ -1,49 +1,29 @@
 {
-  "name": "Go",
+  "name": "Backrest Dev",
   "build": {
     "dockerfile": "Dockerfile",
-    "args": {
-      // Update the VARIANT arg to pick a version of Go: 1, 1.16, 1.17
-      // Append -bullseye or -buster to pin to an OS version.
-      // Use -bullseye variants on local arm64/Apple Silicon.
-      "VARIANT": "1-1.24-bookworm",
-      // Options
-      "NODE_VERSION": "lts/*"
-    }
+    "context": ".."
   },
   "runArgs": [
     "--cap-add=SYS_PTRACE",
     "--security-opt",
     "seccomp=unconfined"
   ],
+  "postCreateCommand": "direnv allow",
   "customizations": {
     "vscode": {
-      // Set *default* container specific settings.json values on container create.
       "settings": {
         "go.toolsManagement.checkForUpdates": "local",
         "go.useLanguageServer": true,
-        "go.gopath": "/go",
-        "go.goroot": "/usr/local/go",
         "typescript.tsdk": "webui/node_modules/typescript/lib",
-        "typescript.enablePromptUseWorkspaceTsdk": true,
-        "gitlens.telemetry.enabled": false
+        "typescript.enablePromptUseWorkspaceTsdk": true
       },
-      // Add the IDs of extensions you want installed when the container is created.
       "extensions": [
         "golang.Go",
-        "ms-azuretools.vscode-docker",
-        "mhutchie.git-graph",
-        "eamodio.gitlens",
-        "donjayamanne.githistory",
-        "esbenp.prettier-vscode",
-        "iulian-radu-at.vscode-tasks-sidebar"
+        "mkhl.direnv",
+        "esbenp.prettier-vscode"
       ]
     }
   },
-  // Use 'forwardPorts' to make a list of ports inside the container available locally.
-  // "forwardPorts": [],
-  // Use 'postCreateCommand' to run commands after the container is created.
-  // "postCreateCommand": "go version",
-  // Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
   "remoteUser": "vscode"
 }