make one fork worker

Author: benfdking

vscode/extension/src/lsp/lsp.ts

@@ -81,6 +81,14 @@ export class LSPClient implements Disposable {
         transport: TransportKind.stdio,
         options: {
           cwd: workspacePath,
+          // TODO: This is a temporary fix to avoid the issue with the LSP server
+          //  crashing when the number of workers is too high. This is a workaround
+          //  to avoid the issue. Once fixed, we should remove the whole env block.
+          env: {
+            MAX_FORK_WORKERS: '1',
+            ...process.env,
+            ...sqlmesh.value.env,
+          },
         },
         args: sqlmesh.value.args,
       },
@@ -89,6 +97,14 @@ export class LSPClient implements Disposable {
         transport: TransportKind.stdio,
         options: {
           cwd: workspacePath,
+          env: {
+            // TODO: This is a temporary fix to avoid the issue with the LSP server
+            //  crashing when the number of workers is too high. This is a workaround
+            //  to avoid the issue. Once fixed, we should remove the whole env block.
+            MAX_FORK_WORKERS: '1',
+            ...process.env,
+            ...sqlmesh.value.env,
+          },
         },
         args: sqlmesh.value.args,
       },