Add real photos: Elle headshot and Black Boy Joy still

- Film Independent headshot in About section (replacing gradient)
- Black Boy Joy film still from NYICFF in Selected Work card
- Second headshot from Kweli.tv available in img/
- Updated Dockerfile to copy img/ directory

Photo sources: Film Independent, Kweli.tv, NYICFF

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Dockerfile

@@ -1,4 +1,5 @@
 FROM nginx:alpine
 COPY index.html /usr/share/nginx/html/index.html
+COPY img/ /usr/share/nginx/html/img/
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 EXPOSE 80

index.html

@@ -1368,7 +1368,7 @@
   <section class="about" id="about">
     <div class="about-grid">
       <div class="about-visual reveal">
-        <div class="placeholder-art"></div>
+        <img src="img/elle-headshot.jpg" alt="Elle Sam" loading="lazy" style="width:100%;height:100%;object-fit:cover;">
         <span class="photo-label">Elle Sam &mdash; San Francisco</span>
       </div>
       <div class="about-text">
@@ -1636,7 +1636,7 @@
       <div class="work-grid">
         <div class="work-card reveal">
           <a href="https://www.imdb.com/title/tt10832628/" target="_blank" rel="noopener">
-            <div class="work-visual work-visual-1"></div>
+            <div class="work-visual work-visual-1" style="background:url('img/black-boy-joy.jpg') center/cover no-repeat;"></div>
             <div class="work-body">
               <p class="work-meta">Short Film &middot; Writer &middot; 2019</p>
               <h3>Black Boy Joy</h3>