chore(deps): pin dependencies

| datasource | package               | from   | to     |
| ---------- | --------------------- | ------ | ------ |
| npm        | @rsbuild/core         | 1.7.1  | 1.7.1  |
| npm        | @rsbuild/plugin-react | 1.4.2  | 1.4.2  |
| npm        | @types/react          | 19.2.7 | 19.2.7 |
| npm        | @types/react-dom      | 19.2.3 | 19.2.3 |
| npm        | axios                 | 1.16.0 | 1.18.1 |


Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

source/mythical-beasts-frontend/Dockerfile

@@ -1,5 +1,5 @@
 # Build stage
-FROM node:18-alpine AS build
+FROM node:18-alpine@sha256:8d6421d663b4c28fd3ebc498332f249011d118945588d0a35cb9bc4b8ca09d9e AS build
 
 # Accept build arguments (only keep API URL for build-time configuration)
 ARG REACT_APP_API_URL
@@ -22,7 +22,7 @@ COPY . .
 RUN npm run build
 
 # Production stage
-FROM nginx:alpine
+FROM nginx:alpine@sha256:4a73073bd557c65b759505da037898b61f1be6cbcc3c2c3aeac22d2a470c1752
 
 # Copy custom nginx config
 COPY nginx.conf /etc/nginx/nginx.conf

source/mythical-beasts-frontend/package-lock.json

@@ -11,10 +11,10 @@
     "react-dom": "^18.3.1"
   },
   "devDependencies": {
-    "@rsbuild/core": "^1.7.1",
-    "@rsbuild/plugin-react": "^1.4.2",
-    "@types/react": "^19.2.7",
-    "@types/react-dom": "^19.2.3"
+    "@rsbuild/core": "1.7.1",
+    "@rsbuild/plugin-react": "1.4.2",
+    "@types/react": "19.2.7",
+    "@types/react-dom": "19.2.3"
   },
   "scripts": {
     "dev": "rsbuild dev",