feat: Add SearXNG module and update infrastructure

- Introduced a new SearXNG module with configuration for Kubernetes deployment, service, and ingress.
- Updated existing Terraform app modules to include SearXNG in both dev-01 and prod-01 environments.
- Added necessary variables and secrets for SearXNG in the respective Terraform files.
- Updated Dockerfiles for llama.cpp and ollama to use latest versions.
- Enhanced security and hardening defaults in Kubernetes deployments.
- Improved documentation for Copilot instructions and Terraform workflows.

terraform/apps/dev-01/apps.tf

@@ -5,7 +5,7 @@ module "open-webui" {
   fqdn              = local.open_webui_fqdn
   ollama_proxy      = local.ollama_proxy
   secret_key        = var.webui_secret_key
-  tag               = "0.6-slim"
+  tag               = "v0.9.2-slim"
   log_level         = local.open_webui_log_level
 }
 
@@ -82,3 +82,13 @@ module "mstream" {
   music_folder      = local.mstream_music_folder
   fqdn              = local.mstream_fqdn
 }
+
+module "searxng" {
+  source = "../../modules/apps/searxng"
+
+  persistent_folder = local.searxng_folder
+  fqdn              = local.searxng_fqdn
+  issuer            = local.searxng_issuer
+  tag               = "2026.5.2-aefc3c316"
+  secret_key        = var.searxng_secret_key
+}

terraform/apps/dev-01/config.tf

@@ -111,6 +111,11 @@ locals {
           name    = "music"
           type    = "CNAME"
           content = "dev-01.${local.lab_domain}."
+        },
+        {
+          name    = "search"
+          type    = "CNAME"
+          content = "dev-01.${local.lab_domain}."
         }
       ]
     }
@@ -234,6 +239,11 @@ locals {
   # mstream
   mstream_music_folder = "/mnt/storage/Music"
   mstream_fqdn         = "music.${local.lab_domain}"
+
+  # searxng
+  searxng_folder = "/mnt/md0/searxng"
+  searxng_fqdn   = "search.${local.lab_domain}"
+  searxng_issuer = "letsencrypt-prod"
 }
 
 data "terraform_remote_state" "scaleway" {

terraform/apps/dev-01/provider.tf

@@ -16,5 +16,8 @@ provider "kubernetes" {
   config_path    = "~/.kube/config"
   config_context = "microk8s-dev-01"
   insecure       = true
+  ignore_annotations = [
+    "kubectl.kubernetes.io.*",
+  ]
 }
 

terraform/apps/dev-01/secrets.tf

@@ -27,3 +27,9 @@ variable "webui_secret_key" {
   type        = string
   sensitive   = true
 }
+
+variable "searxng_secret_key" {
+  description = "The secret key for SearXNG"
+  type        = string
+  sensitive   = true
+}

terraform/apps/dev-01/sectool.env

@@ -6,3 +6,4 @@ TF_VAR_nextcloud_admin_password=$NEXTCLOUD_ADMIN_PASSWORD
 TF_VAR_scaleway_project_id=$SCALEWAY_PROJECT_ID
 TF_VAR_telegram_bot_token=$TELEGRAM_BOT_TOKEN
 TF_VAR_webui_secret_key=$WEBUI_SECRET_KEY
+TF_VAR_searxng_secret_key=$SEARXNG_SECRET_KEY