Added devcontainers for easy development (#275)

.devcontainer/Dockerfile

@@ -0,0 +1,12 @@
+# FROM mcr.microsoft.com/devcontainers/base:bullseye
+FROM public.ecr.aws/docker/library/rust:buster
+
+RUN apt-get update
+RUN apt-get install -y protobuf-compiler
+RUN apt-get install -y cmake curl
+
+# RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+RUN rustup toolchain install nightly-2023-01-26
+RUN rustup default nightly-2023-01-26
+RUN rustup target add x86_64-unknown-linux-gnu
+

.devcontainer/devcontainer.json

@@ -0,0 +1,33 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/debian
+{
+	"name": "Debian",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	// "image": "mcr.microsoft.com/devcontainers/base:bullseye",
+	"build": {
+		"dockerfile": "Dockerfile"
+		// Update 'VARIANT' to pick a Node version: 16, 14, 12.
+		// Append -bullseye or -buster to pin to an OS version.
+		// Use -bullseye variants on local arm64/Apple Silicon.
+		// "args": {
+		// 	"VARIANT": "bullseye"
+		// }
+	},
+	"features": {
+		"ghcr.io/devcontainers/features/node:1": {},
+		"ghcr.io/devcontainers/features/rust:1": {},
+		"devwasm.azurecr.io/dev-wasm/dev-wasm-feature/rust-wasi:0": {}
+	},
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	"forwardPorts": [ 5080, 8081 ]
+
+	// Configure tool-specific properties.
+	// "customizations": {},
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

CONTRIBUTING.md

@@ -12,6 +12,8 @@ You must have follwing installed:
 2. Rust & Cargo 1.61.0 + (We recommend 1.66+),
 3. nodejs v14+ and npm v6+
 
+Alternatively you can use pre-configured devcontainer in VS code to get up and running quickly.
+
 ## Building from source code
 
 ### Lets clone the repo and get started
@@ -56,11 +58,9 @@ There are 2 areas of development.
 ### Server
 
 ```shell
-cargo run
+ZO_ROOT_USER_EMAIL=root@example.com ZO_ROOT_USER_PASSWORD=Complexpass#123 cargo run
 ```
 
-Please note by default user 'admin' with password 'Complexpass#123' is created
-
 This will start the zincobserve API server on port 5080
 
 environment variables ZO_ROOT_USER_EMAIL and ZO_ROOT_USER_PASSWORD can be used first time to configure default admin user when zincobserve is started.