diff --git a/.gitignore b/.gitignore
index 0e18415d0..f514b74c5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,32 +1,2 @@
-
-# ── GSD baseline (auto-generated) ──
-.gsd/activity/
-.gsd/runtime/
-.gsd/auto.lock
-.gsd/metrics.json
-.gsd/STATE.md
-.DS_Store
-Thumbs.db
-*.swp
-*.swo
-*~
-.idea/
-.vscode/
-*.code-workspace
-.env
-.env.*
-!.env.example
-node_modules/
-.next/
-dist/
-build/
-__pycache__/
-*.pyc
-.venv/
-venv/
-target/
-vendor/
-*.log
-coverage/
-.cache/
-tmp/
+# Created by venv; see https://docs.python.org/3/library/venv.html
+*
diff --git a/README.md b/README.md
index 3ec87b915..2aa8c41d1 100644
--- a/README.md
+++ b/README.md
@@ -98,10 +98,11 @@ FLASK_DEBUG=1 python src/app.py
 
 ## Version History
 
-| Version | Description | Date |
-|---------|-------------|------|
-| v1 | Original Flask + Bootstrap interface (archived in `src_v1/`) | Pre-2026 |
-| v2 | React/Next.js interface (in development in `v2/`) | 2026-03 |
+| Version | Description | Date | Location |
+|---------|-------------|------|----------|
+| v1 | Flask + Bootstrap interface (archived) | Pre-2026 | `src_v1/` |
+| v1 | Flask + Bootstrap interface (active) | 2026-03 | `src/` |
+| v2 | React/Next.js interface (in development) | 2026-03 | `v2/` |
 
 ## Project Structure
 
diff --git a/src/templates/calibration.html b/src/templates/calibration.html
index d42a70d42..60345cdfe 100644
--- a/src/templates/calibration.html
+++ b/src/templates/calibration.html
@@ -213,7 +213,7 @@
     <!-- Navigation Menu -->
     <nav class="nav-menu">
         <a href="/" class="nav-logo">
-            <img src="logo/[LOGO] TCK.svg" alt="TCK" height="40">
+            <img src="{{ url_for('static', filename='logo/[LOGO] TCK.svg') }}" alt="TCK" height="40">
         </a>
         <a href="/" class="nav-btn">
             <i class="bi bi-speedometer2"></i> Dashboard
diff --git a/src/templates/dashboard.html b/src/templates/dashboard.html
index 96f7d4e63..d2feb53c6 100644
--- a/src/templates/dashboard.html
+++ b/src/templates/dashboard.html
@@ -153,7 +153,7 @@
     <!-- Navigation Menu -->
     <nav class="nav-menu">
         <a href="/" class="nav-logo">
-            <img src="logo/[LOGO] TCK.svg" alt="TCK" height="40">
+            <img src="{{ url_for('static', filename='logo/[LOGO] TCK.svg') }}" alt="TCK" height="40">
         </a>
         <a href="/" class="nav-btn active">
             <i class="bi bi-speedometer2"></i> Dashboard
diff --git a/src/templates/files.html b/src/templates/files.html
index ea7365c67..3f2f7f6a6 100644
--- a/src/templates/files.html
+++ b/src/templates/files.html
@@ -230,7 +230,7 @@
     <!-- Navigation Menu -->
     <nav class="nav-menu">
         <a href="/" class="nav-logo">
-            <img src="logo/[LOGO] TCK.svg" alt="TCK" height="40">
+            <img src="{{ url_for('static', filename='logo/[LOGO] TCK.svg') }}" alt="TCK" height="40">
         </a>
         <a href="/" class="nav-btn">
             <i class="bi bi-speedometer2"></i> Dashboard
diff --git a/src/templates/settings.html b/src/templates/settings.html
index 5f4e83ec2..5d6f74aa2 100644
--- a/src/templates/settings.html
+++ b/src/templates/settings.html
@@ -179,7 +179,7 @@
     <!-- Navigation Menu -->
     <nav class="nav-menu">
         <a href="/" class="nav-logo">
-            <img src="logo/[LOGO] TCK.svg" alt="TCK" height="40">
+            <img src="{{ url_for('static', filename='logo/[LOGO] TCK.svg') }}" alt="TCK" height="40">
         </a>
         <a href="/" class="nav-btn">
             <i class="bi bi-speedometer2"></i> Dashboard