feat: Add UI regex validation (#504)

Author: arya-girish-k

ibm_catalog.json

@@ -197,7 +197,14 @@
               "key": "cloud_logs_existing_en_instances"
             },
             {
-              "key": "existing_en_instance_crn"
+              "key": "existing_en_instance_crn",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_en_instance_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}event-notifications:(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}::$"
+                }
+              ]
             },
             {
               "key": "en_integration_name"
@@ -218,7 +225,14 @@
               "key": "cloud_monitoring_provision"
             },
             {
-              "key": "existing_cloud_monitoring_crn"
+              "key": "existing_cloud_monitoring_crn",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_cloud_monitoring_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}sysdig-monitor:(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}::$"
+                }
+              ]
             },
             {
               "key": "cloud_monitoring_instance_name"
@@ -405,7 +419,14 @@
               ]
             },
             {
-              "key": "existing_cos_instance_crn"
+              "key": "existing_cos_instance_crn",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_cos_instance_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}cloud-object-storage:(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}::$"
+                }
+              ]
             },
             {
               "key": "existing_at_cos_target_bucket_name"
@@ -414,13 +435,27 @@
               "key": "existing_at_cos_target_bucket_endpoint"
             },
             {
-              "key": "existing_cloud_logs_data_bucket_crn"
+              "key": "existing_cloud_logs_data_bucket_crn",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_cloud_logs_data_bucket_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}cloud-object-storage:(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}:bucket:[a-z0-9\\-]+$"
+                }
+              ]
             },
             {
               "key": "existing_cloud_logs_data_bucket_endpoint"
             },
             {
-              "key": "existing_cloud_logs_metrics_bucket_crn"
+              "key": "existing_cloud_logs_metrics_bucket_crn",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_cloud_logs_metrics_bucket_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}cloud-object-storage:(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}:bucket:[a-z0-9\\-]+$"
+                }
+              ]
             },
             {
               "key": "existing_cloud_logs_metrics_bucket_endpoint"
@@ -435,12 +470,26 @@
               "key": "skip_at_cos_auth_policy"
             },
             {
-              "key": "existing_cos_kms_key_crn"
+              "key": "existing_cos_kms_key_crn",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_cos_kms_key_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}(kms|hs-crypto):(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}:key:[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$"
+                }
+              ]
             },
             {
               "key": "existing_kms_instance_crn",
               "required": true,
-              "default_value": "__NOT_SET__"
+              "default_value": "__NOT_SET__",
+              "value_constraints": [
+                {
+                  "type": "regex",
+                  "description": "The value provided for 'existing_kms_instance_crn' is not valid.",
+                  "value": "^__NULL__$|^crn:(.*:){3}(kms|hs-crypto):(.*:){2}[0-9a-fA-F]{8}(?:-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}::$"
+                }
+              ]
             },
             {
               "key": "cos_key_name"