[meta] create FUNDING.yml; add funding in package.json

.github/FUNDING.yml

@@ -0,0 +1,12 @@
+# These are supported funding model platforms
+
+github: [ljharb]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: npm/traverse
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: # Replace with a single custom sponsorship URL

package.json

@@ -70,6 +70,9 @@
 		"email": "mail@substack.net",
 		"url": "http://substack.net"
 	},
+    "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+    },
 	"license": "MIT",
 	"publishConfig": {
 		"ignore": [