feat: add collab category for gh-dashboard project

New COL badge (soft green) for collaboration projects, distinct from
OSS contributions.

data/cv-en.json

@@ -762,7 +762,7 @@
     },
     {
       "title": "gh-dashboard - Self-Hosted GitHub Analytics Dashboard",
-      "category": "collaboration",
+      "category": "collab",
       "projectName": "gh-dashboard",
       "projectDesc": "Self-Hosted GitHub Analytics Dashboard",
       "url": "https://github.com/debba/gh-dashboard",

data/cv-es.json

@@ -762,7 +762,7 @@
     },
     {
       "title": "gh-dashboard - Panel de Analíticas de GitHub Autoalojado",
-      "category": "collaboration",
+      "category": "collab",
       "projectName": "gh-dashboard",
       "projectDesc": "Panel de Analíticas de GitHub Autoalojado",
       "url": "https://github.com/debba/gh-dashboard",

static/css/03-components/_cv-section.css

@@ -213,6 +213,7 @@
 .category-webapp { background: #6bb8c7; }  /* Soft cyan — web app */
 .category-plugin { background: #d4a96a; }  /* Soft amber — plugin */
 .category-sdk { background: #a78bcc; }     /* Soft violet — SDK */
+.category-collab { background: #6bad7e; }  /* Soft green — collaboration */
 .category-contrib { background: #a0a7b0; } /* Soft gray — contributions */
 
 /* Merged GitHub + Stars badge */

templates/partials/sections/projects.html

@@ -29,6 +29,7 @@
             {{else if eq .Category "webapp"}}<span class="category-badge category-webapp">WEB</span>
             {{else if eq .Category "plugin"}}<span class="category-badge category-plugin">PLG</span>
             {{else if eq .Category "sdk"}}<span class="category-badge category-sdk">SDK</span>
+            {{else if eq .Category "collab"}}<span class="category-badge category-collab">COL</span>
             {{else if eq .Category "contrib"}}<span class="category-badge category-contrib">OSS</span>
             {{end}}<strong>
                 {{if .ProjectName}}