fix(frontend): .env reaches the build for $env/static, the runtime image stays without it; eslint + prettier as an alternative to biome; image named with dashes

template/{{ part_dir }}/package.json.jinja

@@ -8,14 +8,18 @@
     "check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
     "check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",
     "dev": "vite dev",
+{%- if linter == 'biome' %}
     "fix": "ultracite fix",
     "lint": "ultracite check",
+{%- else %}
+    "fix": "prettier --write . && eslint --fix .",
+    "lint": "prettier --check . && eslint .",
+{%- endif %}
     "prepare": "svelte-kit sync || echo ''",
     "preview": "vite preview"
   },
   "devDependencies": {
 {%- set deps = {
-  "@biomejs/biome": "2.5.13",
   "@sveltejs/kit": "^2.63.0",
   "@sveltejs/vite-plugin-svelte": "^7.1.2",
   "@tailwindcss/vite": "^4.3.0",
@@ -24,9 +28,23 @@
   "svelte-check": "^4.6.0",
   "tailwindcss": "^4.3.0",
   "typescript": "^6.0.3",
-  "ultracite": "7.12.0",
   "vite": "^8.0.16",
 } -%}
+{%- if linter == 'biome' %}{% set _ = deps.update({
+  "@biomejs/biome": "2.5.13",
+  "ultracite": "7.12.0",
+}) %}{% else %}{% set _ = deps.update({
+  "@eslint/compat": "^2.1.1",
+  "@eslint/js": "^10.0.1",
+  "eslint": "^10.12.0",
+  "eslint-config-prettier": "^10.1.8",
+  "eslint-plugin-svelte": "^3.23.0",
+  "globals": "^17.13.0",
+  "prettier": "^3.9.9",
+  "prettier-plugin-svelte": "^4.1.1",
+  "prettier-plugin-tailwindcss": "^0.8.1",
+  "typescript-eslint": "^8.71.1",
+}) %}{% endif -%}
 {%- if frontend_adapter == 'bun' %}{% set _ = deps.update({"svelte-adapter-bun": "^1.0.1"}) %}{% else %}{% set _ = deps.update({"@sveltejs/adapter-static": "^3.0.10"}) %}{% endif -%}
 {%- if ui_library == 'shadcn' %}{% set _ = deps.update({
   "@internationalized/date": "^3.12.0",