chore: bump Backstage to 1.55.1 and refresh vulnerable dependencies

Clears most audit findings (8 critical/85 high down to 0 critical/2 high),
including runtime ones in fast-xml-parser, fast-uri, js-yaml, lodash and
react-router. Adds @backstage/cli-defaults ahead of the CLI fallback removal.

Author: tembleking

.github/workflows/ci.yaml

@@ -11,11 +11,11 @@ jobs:
         shell: nix develop --command bash {0}
     steps:
       - name: Checkout
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
-      - uses: DeterminateSystems/nix-installer-action@ef8a148080ab6020fd15196c2084a2eea5ff2d25 # v22
-      - uses: DeterminateSystems/magic-nix-cache-action@908b263ff629f4cc17666315b7fd3ec127c6244d # v14
-      - uses: DeterminateSystems/flake-checker-action@3164002371bc90729c68af0e24d5aacf20d7c9f6 # v12
+      - uses: DeterminateSystems/nix-installer-action@3138316df39ed29be04236d7ffc686fa525866aa # v23
+      - uses: DeterminateSystems/magic-nix-cache-action@84c0677f58dcedf3b91f8223ce36a9ea5b3c84b7 # v15
+      - uses: DeterminateSystems/flake-checker-action@786422608c7bded2bbc9741ad9f91356842bf520 # v14
 
       - name: Install dependencies
         run: yarn install --immutable

.github/workflows/release.yaml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           fetch-depth: 2 # We only need the current and the previous commit
 
@@ -34,12 +34,12 @@ jobs:
       contents: write
     steps:
       - name: Checkout
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           fetch-depth: 0
-      - uses: DeterminateSystems/nix-installer-action@ef8a148080ab6020fd15196c2084a2eea5ff2d25 # v22
-      - uses: DeterminateSystems/magic-nix-cache-action@908b263ff629f4cc17666315b7fd3ec127c6244d # v14
-      - uses: DeterminateSystems/flake-checker-action@3164002371bc90729c68af0e24d5aacf20d7c9f6 # v12
+      - uses: DeterminateSystems/nix-installer-action@3138316df39ed29be04236d7ffc686fa525866aa # v23
+      - uses: DeterminateSystems/magic-nix-cache-action@84c0677f58dcedf3b91f8223ce36a9ea5b3c84b7 # v15
+      - uses: DeterminateSystems/flake-checker-action@786422608c7bded2bbc9741ad9f91356842bf520 # v14
       - name: Install dependencies
         run: |
           yarn install --immutable

backstage.json

@@ -1,3 +1,3 @@
 {
-  "version": "1.51.1"
+  "version": "1.55.1"
 }

flake.lock

@@ -1,6 +1,6 @@
 {
   "name": "@sysdig/backstage-plugin-sysdig",
-  "version": "1.5.0",
+  "version": "1.5.1",
   "main": "dist/index.esm.js",
   "types": "dist/index.d.ts",
   "license": "Apache-2.0",
@@ -28,9 +28,9 @@
     "@testing-library/react": "^16.0.0"
   },
   "dependencies": {
-    "@backstage/core-components": "^0.18.10",
-    "@backstage/core-plugin-api": "^1.12.6",
-    "@backstage/plugin-catalog-react": "^3.0.0",
+    "@backstage/core-components": "^0.18.14",
+    "@backstage/core-plugin-api": "^1.12.10",
+    "@backstage/plugin-catalog-react": "^3.2.3",
     "@mui/icons-material": "^5.16.0",
     "@mui/material": "^5.16.0",
     "react-use": "^17.2.4"
@@ -40,11 +40,12 @@
     "react-dom": "^16.13.1 || ^17.0.0 || ^18.0.0"
   },
   "devDependencies": {
-    "@backstage/cli": "^0.36.2",
-    "@backstage/config": "^1.3.8",
-    "@backstage/dev-utils": "^1.1.23",
-    "@backstage/eslint-plugin": "^0.3.0",
-    "@backstage/test-utils": "^1.7.18",
+    "@backstage/cli": "^0.36.6",
+    "@backstage/cli-defaults": "^0.1.6",
+    "@backstage/config": "^1.3.9",
+    "@backstage/dev-utils": "^1.1.27",
+    "@backstage/eslint-plugin": "^0.3.2",
+    "@backstage/test-utils": "^1.7.22",
     "@emotion/react": "^11.14.0",
     "@emotion/styled": "^11.14.1",
     "@jest/environment-jsdom-abstract": "^30.0.0",
@@ -68,7 +69,7 @@
     "eslint-plugin-react-hooks": "^4.0.0",
     "eslint-plugin-unused-imports": "^2.0.0",
     "express": "^5.2.1",
-    "http-proxy-middleware": "^3.0.5",
+    "http-proxy-middleware": "^3.0.7",
     "jest": "^30.0.0",
     "jsdom": "^27.1.0",
     "msw": "^2.0.0",