Add Font Awesome icons and refactor tech icon handling

- Added Font Awesome dependencies for enhanced icon support.
- Refactored tech icon components to utilize Font Awesome icons instead of custom SVGs.
- Updated skill data files to include icon properties for various technologies.
- Removed obsolete tech icon files to streamline the codebase.

data/skills/design.json

@@ -9,7 +9,8 @@
       "links": [
         "https://www.figma.com/",
         "https://help.figma.com/"
-      ]
+      ],
+      "icon": "fab-figma"
     },
     {
       "id": "sketch",
@@ -18,7 +19,8 @@
       "links": [
         "https://www.sketch.com/",
         "https://www.sketch.com/docs/"
-      ]
+      ],
+      "icon": "fab-sketch"
     },
     {
       "id": "adobe-xd",
@@ -27,7 +29,8 @@
       "links": [
         "https://www.adobe.com/products/xd.html",
         "https://helpx.adobe.com/xd/"
-      ]
+      ],
+      "icon": "fas-cog"
     },
     {
       "id": "ux-ui",
@@ -36,7 +39,8 @@
       "links": [
         "https://www.nngroup.com/",
         "https://material.io/design/"
-      ]
+      ],
+      "icon": "fas-cog"
     },
     {
       "id": "design-system",
@@ -45,7 +49,8 @@
       "links": [
         "https://designsystemsrepo.com/",
         "https://www.designbetter.co/design-systems-handbook"
-      ]
+      ],
+      "icon": "fas-cog"
     },
     {
       "id": "prototyping",
@@ -54,7 +59,8 @@
       "links": [
         "https://www.prototypr.io/",
         "https://www.invisionapp.com/"
-      ]
+      ],
+      "icon": "fas-palette"
     },
     {
       "id": "user-research",
@@ -63,7 +69,8 @@
       "links": [
         "https://www.nngroup.com/articles/",
         "https://www.usability.gov/"
-      ]
+      ],
+      "icon": "fas-users"
     },
     {
       "id": "accessibility",
@@ -72,7 +79,8 @@
       "links": [
         "https://www.w3.org/WAI/",
         "https://webaim.org/"
-      ]
+      ],
+      "icon": "fas-eye"
     },
     {
       "id": "responsive-design",
@@ -81,7 +89,8 @@
       "links": [
         "https://developers.google.com/web/fundamentals/design-and-ux/responsive",
         "https://responsivedesign.is/"
-      ]
+      ],
+      "icon": "fas-mobile"
     },
     {
       "id": "motion-design",
@@ -90,7 +99,8 @@
       "links": [
         "https://material.io/design/motion/",
         "https://www.framer.com/"
-      ]
+      ],
+      "icon": "fas-cog"
     }
   ]
-}
+}