pulumi-import: add page (#17180)

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

pages/common/pulumi-import.md

@@ -0,0 +1,21 @@
+# pulumi import
+
+> Import resources into an existing stack.
+> Read syntax for your cloud provider: <https://www.pulumi.com/registry/>.
+> More information: <https://www.pulumi.com/docs/iac/cli/commands/pulumi_import/>.
+
+- Generate the resource definition with a given name for an existing provider resource:
+
+`pulumi import {{type_token}} {{name}} {{id}}`
+
+- Import an existing AWS user as a `pulumi` resource:
+
+`pulumi import aws:iam/user:User {{my_user_resource}} {{id}}`
+
+- Import an existing Cloudflare worker:
+
+`pulumi import cloudflare:index/workersScript:WorkersScript {{my_worker_script}} {{account_id/script_name}}`
+
+- Import from a JSON file for bulk import operations and output to a file instead of `stdout`:
+
+`pulumi import --file {{path/to/file.json}} --out {{path/to/file}}`