Fix: revert VSCode extension to using npm.

pnpm isn't supported by vsce if using imports (see microsoft/vscode-vsce#421).

Author: bjones1

builder/src/main.rs

@@ -345,7 +345,7 @@ fn run_install(dev: bool) -> io::Result<()> {
         true,
     )?;
     patch_client_libs()?;
-    run_script("pnpm", &["install"], "../extensions/VSCode", true)?;
+    run_script("npm", &["install"], "../extensions/VSCode", true)?;
     run_cmd!(
         cargo fetch --manifest-path=../builder/Cargo.toml;
         cargo fetch;
@@ -366,14 +366,14 @@ fn run_install(dev: bool) -> io::Result<()> {
 fn run_update() -> io::Result<()> {
     run_script("pnpm", &["update"], "../client", true)?;
     patch_client_libs()?;
-    run_script("pnpm", &["update"], "../extensions/VSCode", true)?;
+    run_script("npm", &["update"], "../extensions/VSCode", true)?;
     run_cmd!(
         cargo update --manifest-path=../builder/Cargo.toml;
         cargo update;
     )?;
     // Simply display outdated dependencies, but don't consider them an error.
     run_script("pnpm", &["outdated"], "../client", false)?;
-    run_script("pnpm", &["outdated"], "../extensions/VSCode", false)?;
+    run_script("npm", &["outdated"], "../extensions/VSCode", false)?;
     run_cmd!(
         cargo outdated --manifest-path=../builder/Cargo.toml;
         cargo outdated;
@@ -413,7 +413,7 @@ fn run_build() -> io::Result<()> {
     // Clean out all bundled files before the rebuild.
     remove_dir_all_if_exists("../client/static/bundled")?;
     run_client_build(false, false)?;
-    run_script("pnpm", &["run", "compile"], "../extensions/VSCode", true)?;
+    run_script("npm", &["run", "compile"], "../extensions/VSCode", true)?;
     Ok(())
 }
 
@@ -554,13 +554,6 @@ fn run_postrelease(target: &str) -> io::Result<()> {
         "../extensions/VSCode/server",
         None,
     )?;
-    // `vsce` requires a `package.json`.
-    run_script(
-        "npx",
-        &["json5", "-o", "package.json", "package.json5"],
-        "../extensions/VSCode",
-        true,
-    )?;
     run_script(
         "npx",
         &["vsce", "package", "--target", vsce_target],