add JupyterLab module (#39)

jupyterlab/README.md

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+---
+display_name: JupyterLab
+description: A module that adds JupyterLab in your Coder template.
+icon: ../.icons/jupyter.svg
+maintainer_github: coder
+verified: true
+tags: [jupyter, helper]
+---
+
+# JupyterLab
+
+A module that adds JupyterLab in your Coder template.
+
+![JupyterLab](../.images/jupyterlab.webp)
+
+```hcl
+module "jupyterlab" {
+    source = "https://registry.coder.com/modules/jupyterlab"
+    agent_id = coder_agent.example.id
+}
+```

jupyterlab/main.tf

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+terraform {
+  required_version = ">= 1.0"
+
+  required_providers {
+    coder = {
+      source  = "coder/coder"
+      version = ">= 0.12"
+    }
+  }
+}
+
+locals {
+  icon_url = "/icon/jupyter.svg"
+}
+
+# Add required variables for your modules and remove any unneeded variables
+variable "agent_id" {
+  type        = string
+  description = "The ID of a Coder agent."
+}
+
+variable "log_path" {
+  type        = string
+  description = "The path to log jupyterlab to."
+  default     = "/tmp/jupyterlab.log"
+}
+
+variable "port" {
+  type        = number
+  description = "The port to run jupyterlab on."
+  default     = 19999
+}
+
+resource "coder_script" "jupyterlab" {
+  agent_id     = var.agent_id
+  display_name = "jupyterlab"
+  icon         = local.icon_url
+  script = templatefile("${path.module}/run.sh", {
+    LOG_PATH : var.log_path,
+    PORT : var.port
+  })
+  run_on_start = true
+  run_on_stopt = false
+}
+
+resource "coder_app" "jupyterlab" {
+  agent_id     = var.agent_id
+  slug         = "jupyterlab"
+  display_name = "JupyterLab"
+  url          = "http://localhost:${var.port}"
+  icon         = local.icon_url
+  subdomain    = true
+  share        = "owner"
+}

jupyterlab/run.sh

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+#!/usr/bin/env sh
+
+echo "Instalalting ${MODULE_NAME}..."
+
+# check if jupyterlab is installed
+if ! command -v jupyterlab &> /dev/null then
+    #  install jupyterlab
+    # check if python3 pip is installed
+    if ! command -v pip3 &> /dev/null then
+        echo "pip3 is not installed"
+        echo "Please install pip3 and try again"
+        exit 1
+    fi
+    pip3 install jupyterlab
+    echo "jupyterlab installed!"
+fi
+
+echo "Starting ${MODULE_NAME}..."
+
+$HOME/.local/bin/jupyter lab --no-browser --LabApp.token='' --LabApp.password='' >${LOG_PATH} 2>&1 &
+
+echo "Started ${MODULE_NAME}!"