chore(deps): update package-lock.json and backend dependencies, adjust Dockerfile for leaner backend image

Removed unnecessary frontend dependencies from backend Docker image and updated package-lock.json to include new dev dependencies. Adjusted backend Dockerfile to streamline the build process and ensure proper workspace configuration.

.gitea/workflows/docker.yml

@@ -61,7 +61,16 @@ jobs:
           STAGING=".ci/docker/backend"
           rm -rf "$STAGING"
           mkdir -p "$STAGING/packages/contracts" "$STAGING/backend"
-          cp package.json package-lock.json "$STAGING/"
+          cp package-lock.json "$STAGING/"
+          node <<'NODE'
+          const fs = require("node:fs")
+          const pkg = JSON.parse(fs.readFileSync("package.json", "utf8"))
+          pkg.workspaces = ["packages/*", "backend"]
+          pkg.dependencies = {}
+          pkg.devDependencies = {}
+          delete pkg.scripts
+          fs.writeFileSync(".ci/docker/backend/package.json", `${JSON.stringify(pkg, null, 2)}\n`)
+          NODE
           cp packages/contracts/package.json packages/contracts/tsconfig.json "$STAGING/packages/contracts/"
           cp -R packages/contracts/src "$STAGING/packages/contracts/"
           cp backend/package.json backend/tsconfig.json "$STAGING/backend/"
@@ -70,6 +79,7 @@ jobs:
             cp -R backend/drizzle "$STAGING/backend/"
           fi
 
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3