improve ide support

.vscode/extensions.json

@@ -3,7 +3,7 @@
 		"editorconfig.editorconfig",
 		"eg2.vscode-npm-script",
 		"ms-vscode.typescript-javascript-grammar",
-		"ms-vscode.vscode-typescript-tslint-plugin",
+		"dbaeumer.vscode-eslint",
 		"johnsoncodehk.volar",
 		"sysoev.language-stylus"
 	]

packages/backend/.vscode/settings.json

+{
+	"typescript.tsdk": "node_modules\\typescript\\lib",
+	"path-intellisense.mappings": {
+		"@": "${workspaceRoot}/packages/backend/src/"
+	}
+}

packages/client/.vscode/settings.json

+{
+	"typescript.tsdk": "node_modules\\typescript\\lib",
+	"path-intellisense.mappings": {
+		"@": "${workspaceRoot}/packages/client/src/"
+	},
+	"eslint.validate": [
+		"javascript",
+		"javascriptreact",
+		"vue"
+	]
+}