diff --git a/backend/main.py b/backend/main.py
index 179134e..09133a5 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -1073,10 +1073,20 @@ def require_admin(request: Request):
     raise HTTPException(status_code=403, detail=detail)
 
 
+def _is_local_or_docker(host: str) -> bool:
+    """Return True if the IP is loopback or a Docker-internal private network."""
+    if host in {"127.0.0.1", "::1", "localhost"}:
+        return True
+    # Docker bridge networks use 172.x.x.x or 192.168.x.x ranges
+    if host.startswith("172.") or host.startswith("192.168.") or host.startswith("10."):
+        return True
+    return False
+
+
 def require_local_operator(request: Request):
-    """Allow local tooling on loopback, or a valid admin key from elsewhere."""
+    """Allow local tooling on loopback / Docker internal network, or a valid admin key."""
     host = (request.client.host or "").lower() if request.client else ""
-    if host in {"127.0.0.1", "::1", "localhost"} or (_debug_mode_enabled() and host == "test"):
+    if _is_local_or_docker(host) or (_debug_mode_enabled() and host == "test"):
         return
     admin_key = _current_admin_key()
     presented = str(request.headers.get("X-Admin-Key", "") or "").strip()
diff --git a/frontend/src/components/ChangelogModal.tsx b/frontend/src/components/ChangelogModal.tsx
index 23bb71e..77eebea 100644
--- a/frontend/src/components/ChangelogModal.tsx
+++ b/frontend/src/components/ChangelogModal.tsx
@@ -20,7 +20,7 @@ const STORAGE_KEY = `shadowbroker_changelog_v${CURRENT_VERSION}`;
 const RELEASE_TITLE = 'InfoNet Experimental Testnet — Decentralized Intelligence Experiment';
 
 const HEADLINE_FEATURE = {
-  icon: <Terminal size={16} className="text-cyan-400" />,
+  icon: <Terminal size={20} className="text-cyan-400" />,
   title: 'InfoNet Experimental Testnet is Live',
   subtitle: 'The first decentralized intelligence mesh built directly into an OSINT platform. This is an experimental testnet — NOT a privacy tool.',
   details: [
@@ -34,43 +34,43 @@ const HEADLINE_FEATURE = {
 
 const NEW_FEATURES = [
   {
-    icon: <Radio size={14} className="text-amber-400" />,
+    icon: <Radio size={18} className="text-amber-400" />,
     title: 'Meshtastic + APRS Radio Integration',
     desc: 'Live Meshtastic mesh radio nodes plotted worldwide via MQTT. APRS amateur radio positioning via APRS-IS TCP feed. Both integrated into Mesh Chat and the SIGINT grid. Note: Mesh radio is NOT private — RF transmissions are public by nature.',
     color: 'amber',
   },
   {
-    icon: <Terminal size={14} className="text-cyan-400" />,
+    icon: <Terminal size={18} className="text-cyan-400" />,
     title: 'Mesh Terminal',
     desc: 'Built-in command-line interface. Send messages, DMs, run market commands, inspect gate state. Draggable panel, minimizes to the top bar. Type "help" to see everything.',
     color: 'cyan',
   },
   {
-    icon: <Search size={14} className="text-green-400" />,
+    icon: <Search size={18} className="text-green-400" />,
     title: 'Shodan Device Search',
     desc: 'Query Shodan directly from ShadowBroker. Search internet-connected devices by keyword, CVE, or port — results plotted as a live overlay on the map with configurable marker style.',
     color: 'green',
   },
   {
-    icon: <Camera size={14} className="text-emerald-400" />,
+    icon: <Camera size={18} className="text-emerald-400" />,
     title: 'CCTV Mesh Expanded — 12 Sources, 11,000+ Cameras',
     desc: 'Massive expansion: added Spain (DGT national + Madrid city), California (12 Caltrans districts), Washington State, Georgia, Illinois, Michigan, and Windy Webcams. Now covers 6 countries. Enabled by default.',
     color: 'emerald',
   },
   {
-    icon: <TrainFront size={14} className="text-blue-400" />,
+    icon: <TrainFront size={18} className="text-blue-400" />,
     title: 'Train Tracking (Amtrak + European Rail)',
     desc: 'Real-time Amtrak train positions across the US and European rail via DigiTraffic. Speed, heading, route, and status for every train on the network.',
     color: 'blue',
   },
   {
-    icon: <Globe size={14} className="text-purple-400" />,
+    icon: <Globe size={18} className="text-purple-400" />,
     title: '8 New Intelligence Layers',
     desc: 'Volcanoes (Smithsonian), air quality PM2.5 (OpenAQ), severe weather alerts, fishing activity (Global Fishing Watch), military bases, 35K+ power plants, SatNOGS ground stations, TinyGS LoRa satellites, VIIRS nightlights.',
     color: 'purple',
   },
   {
-    icon: <Shield size={14} className="text-yellow-400" />,
+    icon: <Shield size={18} className="text-yellow-400" />,
     title: 'Sentinel Hub Imagery + Desktop Shell Scaffold',
     desc: 'Copernicus CDSE satellite imagery via Sentinel Hub Process API with OAuth2 token flow. Desktop-native control routing scaffold (pre-Tauri) with session profiles and audit trail.',
     color: 'yellow',
@@ -206,7 +206,7 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
         className="fixed inset-0 z-[10001] flex items-center justify-center pointer-events-none"
       >
         <div
-          className="w-[620px] max-h-[90vh] bg-[var(--bg-secondary)]/98 border border-cyan-900/50 pointer-events-auto flex flex-col overflow-hidden"
+          className="w-[700px] max-h-[90vh] bg-[var(--bg-secondary)]/98 border border-cyan-900/50 pointer-events-auto flex flex-col overflow-hidden"
           onClick={(e) => e.stopPropagation()}
         >
           {/* Header */}
@@ -214,14 +214,14 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
             <div className="flex items-center justify-between">
               <div>
                 <div className="flex items-center gap-3">
-                  <div className="px-2 py-1 bg-cyan-500/15 border border-cyan-500/30 text-[10px] font-mono font-bold text-cyan-400 tracking-widest">
+                  <div className="px-2.5 py-1 bg-cyan-500/15 border border-cyan-500/30 text-xs font-mono font-bold text-cyan-400 tracking-widest">
                     v{CURRENT_VERSION}
                   </div>
-                  <h2 className="text-sm font-bold tracking-[0.15em] text-[var(--text-primary)] font-mono">
+                  <h2 className="text-base font-bold tracking-[0.15em] text-[var(--text-primary)] font-mono">
                     WHAT&apos;S NEW
                   </h2>
                 </div>
-                <p className="text-[9px] text-cyan-500/70 font-mono tracking-widest mt-1">
+                <p className="text-[11px] text-cyan-500/70 font-mono tracking-widest mt-1">
                   {RELEASE_TITLE.toUpperCase()}
                 </p>
               </div>
@@ -239,14 +239,14 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
             {/* === HEADLINE: InfoNet Testnet === */}
             <div className="border border-cyan-500/30 bg-cyan-950/20 p-4 space-y-3">
               <div className="flex items-center gap-3">
-                <div className="w-8 h-8 border border-cyan-500/40 bg-cyan-500/10 flex items-center justify-center flex-shrink-0">
+                <div className="w-9 h-9 border border-cyan-500/40 bg-cyan-500/10 flex items-center justify-center flex-shrink-0">
                   {HEADLINE_FEATURE.icon}
                 </div>
                 <div>
-                  <div className="text-[11px] font-mono text-cyan-300 font-bold tracking-wide">
+                  <div className="text-sm font-mono text-cyan-300 font-bold tracking-wide">
                     {HEADLINE_FEATURE.title}
                   </div>
-                  <div className="text-[9px] font-mono text-cyan-500/80 mt-0.5">
+                  <div className="text-xs font-mono text-cyan-500/80 mt-0.5">
                     {HEADLINE_FEATURE.subtitle}
                   </div>
                 </div>
@@ -256,7 +256,7 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
                 {HEADLINE_FEATURE.details.map((para, i) => (
                   <p
                     key={i}
-                    className="text-[9px] font-mono text-[var(--text-secondary)] leading-relaxed"
+                    className="text-xs font-mono text-[var(--text-secondary)] leading-relaxed"
                   >
                     {para}
                   </p>
@@ -265,12 +265,12 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
 
               {/* Testnet disclaimer */}
               <div className="flex items-start gap-2 p-2.5 border border-red-500/30 bg-red-950/20">
-                <span className="text-red-400 text-[10px] mt-0.5 flex-shrink-0 font-bold">!!</span>
+                <span className="text-red-400 text-xs mt-0.5 flex-shrink-0 font-bold">!!</span>
                 <div className="space-y-1.5">
-                  <span className="text-[8px] font-mono text-red-400/90 leading-relaxed block font-bold">
+                  <span className="text-[11px] font-mono text-red-400/90 leading-relaxed block font-bold">
                     EXPERIMENTAL TESTNET — NO PRIVACY GUARANTEE
                   </span>
-                  <span className="text-[8px] font-mono text-amber-400/80 leading-relaxed block">
+                  <span className="text-[11px] font-mono text-amber-400/80 leading-relaxed block">
                     InfoNet messages are obfuscated but NOT encrypted end-to-end. The Mesh network
                     (Meshtastic/APRS) is NOT private &mdash; radio transmissions are inherently
                     public. Do not send anything sensitive on any channel. Privacy and E2E encryption
@@ -281,7 +281,7 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
 
               {/* CTA */}
               <div className="text-center pt-1">
-                <span className="text-[8px] font-mono text-cyan-400 tracking-[0.25em] font-bold">
+                <span className="text-[11px] font-mono text-cyan-400 tracking-[0.25em] font-bold">
                   {HEADLINE_FEATURE.callToAction}
                 </span>
               </div>
@@ -289,8 +289,8 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
 
             {/* === Other New Features === */}
             <div>
-              <div className="text-[9px] font-mono tracking-[0.2em] text-cyan-400 font-bold mb-3 flex items-center gap-2">
-                <div className="w-1.5 h-1.5 rounded-full bg-cyan-400 animate-pulse" />
+              <div className="text-xs font-mono tracking-[0.2em] text-cyan-400 font-bold mb-3 flex items-center gap-2">
+                <div className="w-2 h-2 rounded-full bg-cyan-400 animate-pulse" />
                 NEW CAPABILITIES
               </div>
               <div className="space-y-2">
@@ -301,10 +301,10 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
                   >
                     <div className="mt-0.5 flex-shrink-0">{f.icon}</div>
                     <div>
-                      <div className="text-[10px] font-mono text-[var(--text-primary)] font-bold">
+                      <div className="text-[13px] font-mono text-[var(--text-primary)] font-bold">
                         {f.title}
                       </div>
-                      <div className="text-[9px] font-mono text-[var(--text-muted)] leading-relaxed mt-0.5">
+                      <div className="text-xs font-mono text-[var(--text-muted)] leading-relaxed mt-0.5">
                         {f.desc}
                       </div>
                     </div>
@@ -315,15 +315,15 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
 
             {/* Bug Fixes */}
             <div>
-              <div className="text-[9px] font-mono tracking-[0.2em] text-green-400 font-bold mb-3 flex items-center gap-2">
-                <Bug size={10} className="text-green-400" />
+              <div className="text-xs font-mono tracking-[0.2em] text-green-400 font-bold mb-3 flex items-center gap-2">
+                <Bug size={14} className="text-green-400" />
                 FIXES &amp; IMPROVEMENTS
               </div>
               <div className="space-y-1.5">
                 {BUG_FIXES.map((fix, i) => (
                   <div key={i} className="flex items-start gap-2 px-3 py-1.5">
-                    <span className="text-green-500 text-[10px] mt-0.5 flex-shrink-0">+</span>
-                    <span className="text-[9px] font-mono text-[var(--text-secondary)] leading-relaxed">
+                    <span className="text-green-500 text-xs mt-0.5 flex-shrink-0">+</span>
+                    <span className="text-xs font-mono text-[var(--text-secondary)] leading-relaxed">
                       {fix}
                     </span>
                   </div>
@@ -333,8 +333,8 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
 
             {/* Contributors */}
             <div>
-              <div className="text-[9px] font-mono tracking-[0.2em] text-pink-400 font-bold mb-3 flex items-center gap-2">
-                <Heart size={10} className="text-pink-400" />
+              <div className="text-xs font-mono tracking-[0.2em] text-pink-400 font-bold mb-3 flex items-center gap-2">
+                <Heart size={14} className="text-pink-400" />
                 COMMUNITY CONTRIBUTORS
               </div>
               <div className="space-y-1.5">
@@ -343,19 +343,19 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
                     key={i}
                     className="flex items-start gap-2 px-3 py-2 border border-pink-500/20 bg-pink-500/5"
                   >
-                    <span className="text-pink-400 text-[10px] mt-0.5 flex-shrink-0">
+                    <span className="text-pink-400 text-xs mt-0.5 flex-shrink-0">
                       &hearts;
                     </span>
                     <div>
-                      <span className="text-[10px] font-mono text-pink-300 font-bold">
+                      <span className="text-[13px] font-mono text-pink-300 font-bold">
                         {c.name}
                       </span>
-                      <span className="text-[9px] font-mono text-[var(--text-muted)]">
+                      <span className="text-xs font-mono text-[var(--text-muted)]">
                         {' '}
                         &mdash; {c.desc}
                       </span>
                       {c.pr && (
-                        <span className="text-[8px] font-mono text-[var(--text-muted)]">
+                        <span className="text-[11px] font-mono text-[var(--text-muted)]">
                           {' '}
                           (PR {c.pr})
                         </span>
@@ -371,7 +371,7 @@ const ChangelogModal = React.memo(function ChangelogModal({ onClose }: Changelog
           <div className="p-4 border-t border-[var(--border-primary)]/80 flex items-center justify-center">
             <button
               onClick={handleDismiss}
-              className="px-8 py-2.5 bg-cyan-500/15 border border-cyan-500/40 text-cyan-400 hover:bg-cyan-500/25 text-[10px] font-mono tracking-[0.2em] transition-all"
+              className="px-8 py-2.5 bg-cyan-500/15 border border-cyan-500/40 text-cyan-400 hover:bg-cyan-500/25 text-xs font-mono tracking-[0.2em] transition-all"
             >
               ACKNOWLEDGED
             </button>