Correct the published metadata

Adds library_name to the model card, and pipeline_tag where it was missing.
Brings the config and card licenses into agreement, and repairs the variant
declarations that did not match the files actually published here.

README.md

@@ -1,5 +1,7 @@
 ---
 license: mit
+pipeline_tag: image-feature-extraction
+library_name: executorch
 ---
 
 # Introduction

xnnpack/config.json

@@ -1,20 +1,21 @@
 {
   "$schema": "https://huggingface.co/software-mansion/react-native-executorch-spec/resolve/main/config.schema.json",
-  "model": "clip_vit_base_patch32_vision",
+  "model": "clip_vit_base_patch32",
   "family": "clip",
   "capabilities": [
+    "text-embedding",
     "image-embedding"
   ],
   "backend": "xnnpack",
   "license": "mit",
   "variants": [
     {
-      "file": "clip_vit_base_patch32_image_xnnpack_fp32.pte",
+      "file": null,
       "precision": "fp32",
       "quantized": false,
       "default": true,
       "methods": {
-        "forward": {
+        "image": {
           "inputs": [
             {
               "shape": [
@@ -35,7 +36,38 @@
               "dtype": "float32"
             }
           ]
+        },
+        "text": {
+          "inputs": [
+            {
+              "shape": [
+                1,
+                74
+              ],
+              "dtype": "int64"
+            },
+            {
+              "shape": [
+                1,
+                74
+              ],
+              "dtype": "int64"
+            }
+          ],
+          "outputs": [
+            {
+              "shape": [
+                1,
+                512
+              ],
+              "dtype": "float32"
+            }
+          ]
         }
+      },
+      "components": {
+        "image": "clip_vit_base_patch32_image_xnnpack_fp32.pte",
+        "text": "clip_vit_base_patch32_text_xnnpack_fp32.pte"
       }
     }
   ]