Add PURL built-in functions to metadata and capabilities

The builtin_metadata.json and capabilities.json files are auto-generated
and need to be updated when new built-in functions are added. This commit
includes the metadata for purl.is_valid and purl.parse functions.

Signed-off-by: Anivar A Aravind <[email protected]>

Author: Anivar A Aravind

builtin_metadata.json

@@ -62,6 +62,8 @@
       "json.marshal",
       "json.marshal_with_options",
       "json.unmarshal",
+      "purl.is_valid",
+      "purl.parse",
       "urlquery.decode",
       "urlquery.decode_object",
       "urlquery.encode",
@@ -17075,6 +17077,46 @@
     },
     "wasm": false
   },
+  "purl.is_valid": {
+    "args": [
+      {
+        "description": "Package URL string to validate",
+        "name": "purl",
+        "type": "string"
+      }
+    ],
+    "available": [
+      "edge"
+    ],
+    "description": "Validates that the input is a valid Package URL (PURL).",
+    "introduced": "edge",
+    "result": {
+      "description": "`true` if `purl` is a valid Package URL; `false` otherwise",
+      "name": "result",
+      "type": "boolean"
+    },
+    "wasm": false
+  },
+  "purl.parse": {
+    "args": [
+      {
+        "description": "Package URL string to parse",
+        "name": "purl",
+        "type": "string"
+      }
+    ],
+    "available": [
+      "edge"
+    ],
+    "description": "Parses a Package URL (PURL) string into its components.",
+    "introduced": "edge",
+    "result": {
+      "description": "object containing PURL components: type, namespace, name, version, qualifiers, subpath",
+      "name": "result",
+      "type": "object[string: any]"
+    },
+    "wasm": false
+  },
   "rand.intn": {
     "args": [
       {

capabilities.json

@@ -3460,6 +3460,42 @@
         "type": "function"
       }
     },
+    {
+      "name": "purl.is_valid",
+      "decl": {
+        "args": [
+          {
+            "type": "string"
+          }
+        ],
+        "result": {
+          "type": "boolean"
+        },
+        "type": "function"
+      }
+    },
+    {
+      "name": "purl.parse",
+      "decl": {
+        "args": [
+          {
+            "type": "string"
+          }
+        ],
+        "result": {
+          "dynamic": {
+            "key": {
+              "type": "string"
+            },
+            "value": {
+              "type": "any"
+            }
+          },
+          "type": "object"
+        },
+        "type": "function"
+      }
+    },
     {
       "name": "rand.intn",
       "decl": {