chore(deps): update docker/setup-buildx-action digest to 8d2750c

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/build_container.yaml

@@ -93,7 +93,7 @@ jobs:
         uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392 # v3
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
       - name: Build and push multi-arch image
         uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6

.github/workflows/release.yaml

@@ -97,7 +97,7 @@ jobs:
 
       - name: Set up Docker Buildx
         id: buildx
-        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
       - name: Login to GitHub Container Registry
         uses: docker/login-action@184bdaa0721073962dff0199f1fb9940f07167d1 # v3

.release-please-manifest.json

@@ -1 +1 @@
-{".":"0.4.29"}
+{".":"0.4.30"}

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.30](https://github.com/k8sgpt-ai/k8sgpt/compare/v0.4.29...v0.4.30) (2026-02-20)
+
+
+### Bug Fixes
+
+* validate namespace before running custom analyzers ([#1617](https://github.com/k8sgpt-ai/k8sgpt/issues/1617)) ([458aa9d](https://github.com/k8sgpt-ai/k8sgpt/commit/458aa9debac7590eb0855ffd12141b702e999a36))
+
 ## [0.4.29](https://github.com/k8sgpt-ai/k8sgpt/compare/v0.4.28...v0.4.29) (2026-02-20)
 
 

CONTRIBUTING.md

@@ -2,7 +2,7 @@
 We're happy that you want to contribute to this project. Please read the sections to make the process as smooth as possible.
 
 ## Requirements
-- Golang `1.23`
+- Golang `1.24+`
 - An OpenAI API key
   * OpenAI API keys can be obtained from [OpenAI](https://platform.openai.com/account/api-keys)
   * You can set the API key for k8sgpt using `./k8sgpt auth key`

README.md

@@ -21,6 +21,10 @@ It has SRE experience codified into its analyzers and helps to pull out the most
 
 _Out of the box integration with OpenAI, Azure, Cohere, Amazon Bedrock, Google Gemini and local models._
 
+
+> **Sister project:** Check out [sympozium](https://github.com/AlexsJones/sympozium/) for managing agents in Kubernetes.
+
+
 <a href="https://www.producthunt.com/posts/k8sgpt?utm_source=badge-featured&utm_medium=badge&utm_souce=badge-k8sgpt" target="_blank"><img src="https://api.producthunt.com/widgets/embed-image/v1/featured.svg?post_id=389489&theme=light" alt="K8sGPT - K8sGPT&#0032;gives&#0032;Kubernetes&#0032;Superpowers&#0032;to&#0032;everyone | Product Hunt" style="width: 250px; height: 54px;" width="250" height="54" /></a> <a href="https://hellogithub.com/repository/9dfe44c18dfb4d6fa0181baf8b2cf2e1" target="_blank"><img src="https://abroad.hellogithub.com/v1/widgets/recommend.svg?rid=9dfe44c18dfb4d6fa0181baf8b2cf2e1&claim_uid=gqG4wmzkMrP0eFy" alt="Featured｜HelloGitHub" style="width: 250px; height: 54px;" width="250" height="54" /></a>
 
 
@@ -63,7 +67,7 @@ brew install k8sgpt
   <!---x-release-please-start-version-->
 
   ```
-  sudo rpm -ivh https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.29/k8sgpt_386.rpm
+  sudo rpm -ivh https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.30/k8sgpt_386.rpm
   ```
   <!---x-release-please-end-->
 
@@ -71,7 +75,7 @@ brew install k8sgpt
 
   <!---x-release-please-start-version-->
   ```
-  sudo rpm -ivh https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.29/k8sgpt_amd64.rpm
+  sudo rpm -ivh https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.30/k8sgpt_amd64.rpm
   ```
   <!---x-release-please-end-->
 </details>
@@ -84,7 +88,7 @@ brew install k8sgpt
   <!---x-release-please-start-version-->
 
 ```
-curl -LO https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.29/k8sgpt_386.deb
+curl -LO https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.30/k8sgpt_386.deb
 sudo dpkg -i k8sgpt_386.deb
 ```
 
@@ -95,7 +99,7 @@ sudo dpkg -i k8sgpt_386.deb
   <!---x-release-please-start-version-->
 
 ```
-curl -LO https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.29/k8sgpt_amd64.deb
+curl -LO https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.30/k8sgpt_amd64.deb
 sudo dpkg -i k8sgpt_amd64.deb
 ```
 
@@ -110,7 +114,7 @@ sudo dpkg -i k8sgpt_amd64.deb
 
   <!---x-release-please-start-version-->
   ```
-  wget https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.29/k8sgpt_386.apk
+  wget https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.30/k8sgpt_386.apk
   apk add --allow-untrusted k8sgpt_386.apk
   ```
   <!---x-release-please-end-->
@@ -119,7 +123,7 @@ sudo dpkg -i k8sgpt_amd64.deb
 
   <!---x-release-please-start-version-->
   ```
-  wget https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.29/k8sgpt_amd64.apk
+  wget https://github.com/k8sgpt-ai/k8sgpt/releases/download/v0.4.30/k8sgpt_amd64.apk
   apk add --allow-untrusted k8sgpt_amd64.apk
   ```
   <!---x-release-please-end-->

pkg/analysis/analysis.go

@@ -35,6 +35,7 @@ import (
 	"github.com/k8sgpt-ai/k8sgpt/pkg/util"
 	"github.com/schollz/progressbar/v3"
 	"github.com/spf13/viper"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
 type Analysis struct {
@@ -227,6 +228,15 @@ func (a *Analysis) CustomAnalyzersAreAvailable() bool {
 }
 
 func (a *Analysis) RunCustomAnalysis() {
+	// Validate namespace if specified, consistent with built-in filter behavior
+	if a.Namespace != "" && a.Client != nil {
+		_, err := a.Client.Client.CoreV1().Namespaces().Get(a.Context, a.Namespace, metav1.GetOptions{})
+		if err != nil {
+			a.Errors = append(a.Errors, fmt.Sprintf("namespace %q not found: %s", a.Namespace, err))
+			return
+		}
+	}
+
 	var customAnalyzers []custom.CustomAnalyzer
 	if err := viper.UnmarshalKey("custom_analyzers", &customAnalyzers); err != nil {
 		a.Errors = append(a.Errors, err.Error())