Merge branch 'ocm-policies' into 'main'

Example policies for OCM integration

See merge request !11

example/CredentialIssueRequest/1.0/policy.rego

+package example.CredentialIssueRequest
+
+_ = {
+        "connectionId": "conn-id",
+        "credentialDefinitionId": "cred-def-id",
+        "comment": "Created",
+        "preview": {
+            "@type": "https://didcomm.org/issue-credential/1.0/credential-preview",
+            "attributes": [
+                {
+                    "name": "email",
+                    "value": "test_fname_3"
+                },
+                {
+                    "name": "name",
+                    "value": "test_lname_3"
+                },
+                {
+                    "name": "number",
+                    "value": "test_gender_3"
+                }
+            ]
+        },
+        "autoAcceptCredential": "never"
+    }
\ No newline at end of file

example/GetTrustedConnectionState/1.0/policy.rego

+package example.GetTrustedConnectionState
+
+_ = {
+        "comment": "Tested participant",
+        "attributes": [
+            {
+                "attribute_name": "email",
+                "value": "",
+                "condition": ""
+            },
+            {
+                "attribute_name": "name",
+                "value": "",
+                "condition": ""
+            }
+        ],
+        "schemaId": "schema-id",
+        "credential_def_id": "",
+        "connectionId": "conn-id"
+    }
\ No newline at end of file

example/PresentationFreshnessState/1.0/policy.rego

+package example.PresentationFreshnessState
+
+_ = [
+      {
+        "presentationId": "07f27a99-4ff2-4d3c-82f9-0f49cd6d8203",
+        "ProofStateValid": "true"
+      },
+      {
+        "presentationId": "07f27a99-4ff2-4d3c-82f9-0f49cd6d8200",
+        "ProofStateValid": "false"
+      }
+    ]
\ No newline at end of file

example/PrincipalCredentialRequest/1.0/policy.rego

+package example.PrincipalCredentialRequest
+
+default allow = true
\ No newline at end of file

example/ProofRequestResponse/1.0/policy.rego

+package example.ProofRequestResponse
+
+default allow = true
\ No newline at end of file

example/TrustedConnectionCredentials/1.0/policy.rego

+package example.TrustedConnectionCredentials
+
+default allow = true
\ No newline at end of file

example/cacheGet_1.0.rego

-package example.cacheGet
-
-result := cache.get("mykey", "mynamespace", "myscope")

example/cacheSet_1.0.rego

-package example.cacheSet
-
-default success = false
-
-success = true {
-    msg := cache.set("mykey", "mynamespace", "myscope", input)
-    msg == "success"
-}

example/examplePolicy_0.8.rego

-package example.examplePolicy
-
-default allow = false
-
-allow {
-    input.method == "GET"
-    input.path == ["salary", input.subject.user]
-}
-
-allow {
-    is_admin
-}
-
-is_admin {
-    input.subject.groups[_] == "admin"
-}
\ No newline at end of file