docs: Remove DMR references while feature is temporarily disabled

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

docs/FEATURES.md

@@ -99,14 +99,6 @@ Digital Selective Calling (DSC) monitoring on the international maritime distres
 - **Multi-SDR support** - RTL-SDR, HackRF, LimeSDR, Airspy, SDRplay
 - **Message filtering** - filter by message type, flight, or registration
 
-## DMR Digital Voice
-
-- **Digital voice decoding** via dsd-fme for DMR, P25, NXDN, and D-STAR
-- **Visual synthesizer** with event-driven spring-physics audio bars
-- **Audio output** with real-time streaming via WebSocket
-- **Frequency persistence** and bookmark support
-- **Tuning controls** with fine adjustment and state sync
-
 ## Listening Post
 
 - **Wideband frequency scanning** via rtl_power sweep with SNR filtering

docs/USAGE.md

@@ -69,21 +69,6 @@ INTERCEPT automatically detects known trackers:
 
 Common ISM band protocols including garage doors, key fobs, weather stations, and IoT devices in the 300-928 MHz range.
 
-## DMR Digital Voice
-
-1. **Select Hardware** - Choose your SDR type
-2. **Set Frequency** - Enter a DMR repeater frequency or use bookmarks
-3. **Start Decoding** - Click "Start Decoding" to begin digital voice reception
-4. **Listen** - Audio streams via WebSocket to your browser
-5. **View Events** - Decoded talkgroup and radio ID information appears in the event log
-
-### Supported Protocols
-
-- **DMR** - Digital Mobile Radio (Tier I/II)
-- **P25** - APCO Project 25
-- **NXDN** - Kenwood/Icom digital protocol
-- **D-STAR** - Icom digital voice
-
 ## Listening Post
 
 1. **Select Hardware** - Choose your SDR type

docs/index.html

@@ -83,12 +83,6 @@
                     <p>HackRF-based signal capture and protocol decoding for 300-928 MHz ISM bands with spectrum analysis and replay.</p>
                 </div>
 
-                <div class="feature-card">
-                    <div class="feature-icon">🎙️</div>
-                    <h3>DMR Digital Voice</h3>
-                    <p>DMR, P25, NXDN, and D-STAR digital voice decoding via dsd-fme with audio streaming and visual synthesizer.</p>
-                </div>
-
                 <div class="feature-card">
                     <div class="feature-icon">📻</div>
                     <h3>Listening Post</h3>