fix(.devcontainer): add home volume and fix code-server and filebrowser (#18648)

.devcontainer/devcontainer.json

@@ -2,7 +2,6 @@
 	"name": "Development environments on your infrastructure",
 	"image": "codercom/oss-dogfood:latest",
 	"features": {
-		// See all possible options here https://github.com/devcontainers/features/tree/main/src/docker-in-docker
 		"ghcr.io/devcontainers/features/docker-in-docker:2": {
 			"moby": "false"
 		},
@@ -10,7 +9,9 @@
 			"auth": "none",
 			"port": 13337
 		},
-		"./filebrowser": {}
+		"./filebrowser": {
+			"folder": "${containerWorkspaceFolder}"
+		}
 	},
 	// SYS_PTRACE to enable go debugging
 	"runArgs": ["--cap-add=SYS_PTRACE"],
@@ -43,15 +44,39 @@
 					"external": true,
 					"icon": "/icon/zed.svg",
 					"order": 5
+				},
+				// Reproduce `code-server` app here from the code-server
+				// feature so that we can set the correct folder and order.
+				// Currently, the order cannot be specified via option because
+				// we parse it as a number whereas variable interpolation
+				// results in a string. Additionally we set health check which
+				// is not yet set in the feature.
+				{
+					"slug": "code-server",
+					"displayName": "code-server",
+					"url": "http://${localEnv:FEATURE_CODE_SERVER_OPTION_HOST:127.0.0.1}:${localEnv:FEATURE_CODE_SERVER_OPTION_PORT:8080}/?folder=${containerWorkspaceFolder}",
+					"openIn": "${localEnv:FEATURE_CODE_SERVER_OPTION_APPOPENIN:slim-window}",
+					"share": "${localEnv:FEATURE_CODE_SERVER_OPTION_APPSHARE:owner}",
+					"icon": "/icon/code.svg",
+					"group": "${localEnv:FEATURE_CODE_SERVER_OPTION_APPGROUP:Web Editors}",
+					"order": 3,
+					"healthCheck": {
+						"url": "http://${localEnv:FEATURE_CODE_SERVER_OPTION_HOST:127.0.0.1}:${localEnv:FEATURE_CODE_SERVER_OPTION_PORT:8080}/healthz",
+						"interval": 5,
+						"threshold": 2
+					}
 				}
 			]
 		}
 	},
 	"mounts": [
+		// Add a volume for the Coder home directory to persist shell history,
+		// and speed up dotfiles init and/or personalization.
+		"source=coder-coder-devcontainer-home,target=/home/coder,type=volume",
 		// Mount the entire home because conditional mounts are not supported.
 		// See: https://github.com/devcontainers/spec/issues/132
 		"source=${localEnv:HOME},target=/mnt/home/coder,type=bind,readonly"
 	],
-	"postCreateCommand": "./.devcontainer/postCreateCommand.sh",
-	"postStartCommand": "sudo service docker start"
+	"postCreateCommand": ["./.devcontainer/scripts/post_create.sh"],
+	"postStartCommand": ["./.devcontainer/scripts/post_start.sh"]
 }