refactor: run merger with non-root user by default

Dockerfile

@@ -1,3 +1,8 @@
+FROM ubuntu:latest as base
+RUN useradd -u 1001 merger
+
 FROM scratch
-ENTRYPOINT ["/kustomize-plugin-merger"]
+COPY --from=base /etc/passwd /etc/passwd
 COPY kustomize-plugin-merger /
+USER 1001
+ENTRYPOINT ["/kustomize-plugin-merger"]

README.md

@@ -30,7 +30,7 @@ A Kustomize generator plugin to merge YAML files seamlessly for real-world use c
 - [Why](#why)
 - [Features](#features)
 - [Options](#options)
-- [Common use cases](#common-use-cases)
+- [Examples](#examples)
   - [1. Generate multiple manifests from a single base](#1-generate-multiple-manifests-from-a-single-base)
   - [2. Merge non-manifest files and store them into ConfigMap or Secret](#2-merge-non-manifest-files-and-store-them-into-configmap-or-secret)
   - [3. Merge lists in manifests without schema or a unique identifier](#3-merge-lists-in-manifests-without-schema-or-a-unique-identifier)
@@ -114,7 +114,7 @@ spec:
 ```
 
 
-## Common use cases
+## Examples
 
 This section shows a couple of use cases where Merger can help.
 

examples/long-omni-manifest/README.md

@@ -136,7 +136,7 @@ spec:
 ## Build
 
 ```shell
-kustomize build  --enable-alpha-plugins --as-current-user .
+kustomize build  --enable-alpha-plugins .
 ```
 
 ## Output

examples/manifest-lists-without-schema/README.md

@@ -100,7 +100,7 @@ spec:
 ## Build
 
 ```shell
-kustomize build  --enable-alpha-plugins --as-current-user .
+kustomize build  --enable-alpha-plugins .
 ```
 
 ## Output

examples/multiple-manifests-from-single-file/README.md

@@ -150,7 +150,7 @@ spec:
 ## Build
 
 ```shell
-kustomize build  --enable-alpha-plugins --as-current-user .
+kustomize build  --enable-alpha-plugins .
 ```
 
 ## Output

examples/non-manifest-into-configmap-or-secret/README.md

@@ -94,7 +94,7 @@ spec:
 ## Build
 
 ```shell
-kustomize build  --enable-alpha-plugins --as-current-user .
+kustomize build  --enable-alpha-plugins .
 ```
 
 ## Output