docs: update install docs and ArtifactHub metadata to headlamp namespace

- README: update Helm install URL to v1.0.0, add pods/proxy RBAC scope notes
- docs/getting-started/installation.md: update all download URLs from v0.2.4 to v1.0.0, remove obsolete sha256sum example, fix build output placeholder
- docs/getting-started/quick-start.md: update Helm URL to v1.0.0
- docs/deployment/helm.md: update install command and values URLs to v1.0.0
- docs/README.md: fix Artifact Hub URL (was duplicated 'headlamp')
- docs/architecture/overview.md: update namespace references from kube-system to headlamp
- CLAUDE.md: update driver namespace constant from kube-system to headlamp
- CHANGELOG.md: add [Unreleased] entry documenting the namespace reference update

Co-Authored-By: Paperclip <noreply@paperclip.ing>

docs/getting-started/installation.md

@@ -22,7 +22,7 @@ config:
 pluginsManager:
   sources:
     - name: tns-csi
-      url: https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v0.2.4/tns-csi-0.2.4.tar.gz
+      url: https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v1.0.0/tns-csi-1.0.0.tar.gz
 ```
 
 **Via FluxCD HelmRelease:**
@@ -46,7 +46,7 @@ spec:
     pluginsManager:
       sources:
         - name: tns-csi
-          url: https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v0.2.4/tns-csi-0.2.4.tar.gz
+          url: https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v1.0.0/tns-csi-1.0.0.tar.gz
 ```
 
 ### Method 2: Manual Tarball Install
@@ -55,13 +55,10 @@ Download and extract the plugin directly:
 
 ```bash
 # Download the release tarball
-wget https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v0.2.4/tns-csi-0.2.4.tar.gz
-
-# Verify the checksum
-echo "14a3e8c13d0b894a41aa1cfccbcb1f6af09dcbb8fd95c7040a540987ea2096a7  tns-csi-0.2.4.tar.gz" | sha256sum --check
+wget https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v1.0.0/tns-csi-1.0.0.tar.gz
 
 # Extract into your Headlamp plugins directory
-tar xzf tns-csi-0.2.4.tar.gz -C /headlamp/plugins/
+tar xzf tns-csi-1.0.0.tar.gz -C /headlamp/plugins/
 ```
 
 The plugin directory should appear as `/headlamp/plugins/tns-csi/`.
@@ -81,7 +78,7 @@ initContainers:
       - -c
       - |
         wget -O /tmp/plugin.tar.gz \
-          https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v0.2.4/tns-csi-0.2.4.tar.gz
+          https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v1.0.0/tns-csi-1.0.0.tar.gz
         tar xzf /tmp/plugin.tar.gz -C /headlamp/plugins/
     volumeMounts:
       - name: plugins
@@ -98,10 +95,10 @@ cd headlamp-tns-csi-plugin
 npm install
 npm run build
 npm run package
-# Produces tns-csi-0.2.4.tar.gz
+# Produces tns-csi-<version>.tar.gz
 
 # Extract to your Headlamp plugins directory
-tar xzf tns-csi-0.2.4.tar.gz -C /headlamp/plugins/
+tar xzf tns-csi-<version>.tar.gz -C /headlamp/plugins/
 ```
 
 Or use `headlamp-plugin extract` for automatic placement:

docs/getting-started/quick-start.md

@@ -28,7 +28,7 @@ config:
 pluginsManager:
   sources:
     - name: tns-csi
-      url: https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v0.2.4/tns-csi-0.2.4.tar.gz
+      url: https://github.com/privilegedescalation/headlamp-tns-csi-plugin/releases/download/v1.0.0/tns-csi-1.0.0.tar.gz
 ```
 
 Then upgrade your Headlamp release: