Add platform filtering support to mapping.yml (#167)

* chore!: rename package config -> mapping
* feat: add platform filtering support to mapping.yml

policy/testdata/mappings/doi/mapping.yaml

@@ -1,10 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: docker-official-images
-    description: Docker Official Images
-    files:
-      - path: doi/policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images

policy/testdata/mappings/local/mapping.yaml

@@ -1,10 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: local-policy
-    description: Local Policy
-    files:
-      - path: local-policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images # note this policy does not exist in this file

policy/testdata/mappings/rewrite-invalid/mapping.yaml

@@ -1,13 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: docker-official-images
-    description: Docker Official Images
-    files:
-      - path: doi/policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images
-  - pattern: "^mycoolmirror[.]org/library/(.*)$"
-    rewrite: "docker.io/library/$1"
-    policy-id: docker-official-images # invalid to specify both rewrite and policy-id

policy/testdata/mappings/rewrite-loop/mapping.yaml

@@ -1,14 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: docker-official-images
-    description: Docker Official Images
-    files:
-      - path: doi/policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images
-  - pattern: "^yin/(.*)$"
-    rewrite: "yang/$1"
-  - pattern: "^yang/(.*)$"
-    rewrite: "yin/$1"

policy/testdata/mappings/rewrite-multiple/mapping.yaml

@@ -1,14 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: docker-official-images
-    description: Docker Official Images
-    files:
-      - path: doi/policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images
-  - pattern: "^mycoolmirror[.]org/library/(.*)$"
-    rewrite: "docker.io/library/$1"
-  - pattern: "^myevencoolermirror[.]org/library/(.*)$"
-    rewrite: "mycoolmirror.org/library/$1"

policy/testdata/mappings/rewrite-to-local/mapping.yaml

@@ -1,12 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: local-policy
-    description: Local Policy
-    files:
-      - path: local-policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images # note this policy does not exist in this file
-  - pattern: "^mycoolmirror[.]org/library/(.*)$"
-    rewrite: "docker.io/library/$1"

policy/testdata/mappings/rewrite-to-no-match/mapping.yaml

@@ -1,12 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: docker-official-images
-    description: Docker Official Images
-    files:
-      - path: doi/policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images
-  - pattern: "^mycoolmirror[.]org/library/(.*)$"
-    rewrite: "badredirect.org/$1" # no matching rule for this rewrite

policy/testdata/mappings/simple-rewrite/mapping.yaml

@@ -1,12 +0,0 @@
-version: v1
-kind: policy-mapping
-policies:
-  - id: docker-official-images
-    description: Docker Official Images
-    files:
-      - path: doi/policy.rego
-rules:
-  - pattern: "^docker[.]io/library/(.*)$"
-    policy-id: docker-official-images
-  - pattern: "^mycoolmirror[.]org/library/(.*)$"
-    rewrite: "docker.io/library/$1"