feat: add explicit mode "full"

But didn't add an option to override it as Blueprint expects the full builds to happen, with TypeScript wrappers and such by the end of them

src/compile/compile.ts

@@ -96,6 +96,7 @@ async function doCompileTact(config: TactCompilerConfig, name: string): Promise<
             path: config.target,
             output: path.join(BUILD_DIR, name),
             options: {...rootConfigOptions, ...config.options},
+            mode: "full",
         },
         stdlib: '/stdlib',
         project: fs,