fix: convert videos to mp4 with rotation fix for correct landscape display

Signed-off-by: khope <heemang.kim@honestai.tech>

Author: rlaope-ai

README.md

@@ -23,7 +23,7 @@ curl -fsSL https://raw.githubusercontent.com/rlaope/argus/master/install.sh | ba
 
 Diagnose any running JVM process directly from the terminal. No agent, no instrumentation, no restart needed.
 
-<video src="https://rlaope.github.io/Argus/assets/argus-cli-demo.mov" width="100%" autoplay loop muted playsinline></video>
+<video src="https://rlaope.github.io/Argus/assets/argus-cli-demo.mp4" width="100%" autoplay loop muted playsinline></video>
 
 ### Commands
 
@@ -223,7 +223,7 @@ $ argus --lang=ko report 39113
 
 Attach to your JVM for real-time monitoring with a web dashboard, flame graphs, and metric export.
 
-<video src="https://rlaope.github.io/Argus/assets/argus-dashboard-real.mov" width="100%" autoplay loop muted playsinline></video>
+<video src="https://rlaope.github.io/Argus/assets/argus-dashboard-real.mp4" width="100%" autoplay loop muted playsinline></video>
 
 When the agent starts, you'll see the Argus banner:
 

assets/argus-cli-demo.mp4

@@ -720,7 +720,7 @@ <h3>Your First Diagnosis</h3>
 argus histo 12345</code></pre>
 
                 <div class="video-container">
-                    <video src="assets/argus-cli-demo.mov" autoplay loop muted playsinline></video>
+                    <video src="assets/argus-cli-demo.mp4" autoplay loop muted playsinline></video>
                 </div>
                 <p class="video-caption">Argus CLI in action — diagnosing a running JVM process</p>
 
@@ -773,7 +773,7 @@ <h3>Starting the Dashboard</h3>
                 <p>Open <code>http://localhost:9202/</code> in your browser and you'll see the dashboard immediately. No configuration files, no external services, no database.</p>
 
                 <div class="video-container">
-                    <video src="assets/argus-dashboard-real.mov" autoplay loop muted playsinline></video>
+                    <video src="assets/argus-dashboard-real.mp4" autoplay loop muted playsinline></video>
                 </div>
                 <p class="video-caption">Argus Dashboard — real-time JVM monitoring with GC, CPU, memory, and thread analysis</p>