chore: add husky pre-commit hook and lint-staged configuration

- Created a pre-commit hook in .husky to run lint-staged.
- Added .lintstagedrc.mjs to format frontend files with Prettier and apply Spotless to backend Java files.
- Introduced .prettierignore to exclude specific directories from formatting.

frontend/bun.lock

@@ -28,7 +28,9 @@
         "@vitest/coverage-v8": "^4.1.10",
         "angular-eslint": "22.1.0",
         "eslint": "^10.6.0",
+        "husky": "^9.1.7",
         "jsdom": "^28.0.0",
+        "lint-staged": "^17.2.0",
         "prettier": "^3.8.1",
         "typescript": "~6.0.2",
         "typescript-eslint": "8.62.1",
@@ -857,6 +859,8 @@
 
     "https-proxy-agent": ["https-proxy-agent@9.0.0", "", { "dependencies": { "agent-base": "9.0.0", "debug": "^4.3.4" } }, "sha512-/MVmHp58WkOypgFhCLk4fzpPcFQvTJ/e6LBI7irpIO2HfxUbpmYoHF+KzipzJpxxzJu7aJNWQ0xojJ/dzV2G5g=="],
 
+    "husky": ["husky@9.1.7", "", { "bin": { "husky": "bin.js" } }, "sha512-5gs5ytaNjBrh5Ow3zrvdUUY+0VxIuWVL4i9irt6friV+BqdCfmV11CQTWMiBYWHbXhco+J1kHfTOUkePhCDvMA=="],
+
     "iconv-lite": ["iconv-lite@0.7.3", "", { "dependencies": { "safer-buffer": ">= 2.1.2 < 3.0.0" } }, "sha512-IKXpvIzjnC9XTAUbVBcMfGS0EPaIXtW6v+zr+RRp+hqULEpo0owZax6wyRwPOJbWbzjYspQwusTsfVr0ifh4uQ=="],
 
     "ignore": ["ignore@5.3.2", "", {}, "sha512-hsBTNUqQTDwkWtcdYI2i06Y/nUBEsNEDJKjWdigLvegy8kDuJAS8uRlpkkcQpyEXL0Z/pjDy5HBmMjRCJ2gq+g=="],
@@ -949,6 +953,8 @@
 
     "lightningcss-win32-x64-msvc": ["lightningcss-win32-x64-msvc@1.32.0", "", { "os": "win32", "cpu": "x64" }, "sha512-Amq9B/SoZYdDi1kFrojnoqPLxYhQ4Wo5XiL8EVJrVsB8ARoC1PWW6VGtT0WKCemjy8aC+louJnjS7U18x3b06Q=="],
 
+    "lint-staged": ["lint-staged@17.2.0", "", { "dependencies": { "picomatch": "^4.0.5", "string-argv": "^0.3.2", "tinyexec": "^1.2.4" }, "optionalDependencies": { "yaml": "^2.9.0" }, "bin": { "lint-staged": "bin/lint-staged.js" } }, "sha512-FchGnFe4i4B1C/a35SPU9bNGPEHSC1+1iV0plLjzBmKVe9klZrlRfSgK6Cw4VeHyqOXbJUXP0vON61uRftNQ0A=="],
+
     "listr2": ["listr2@10.2.1", "", { "dependencies": { "cli-truncate": "^5.2.0", "eventemitter3": "^5.0.4", "log-update": "^6.1.0", "rfdc": "^1.4.1", "wrap-ansi": "^10.0.0" } }, "sha512-7I5knELsJKTUjXG+A6BkKAiGkW1i25fNa/xlUl9hFtk15WbE9jndA89xu5FzQKrY5llajE1hfZZFMILXkDHk/Q=="],
 
     "lmdb": ["lmdb@3.5.4", "", { "dependencies": { "@harperfast/extended-iterable": "^1.0.3", "msgpackr": "^1.11.2", "node-addon-api": "^6.1.0", "node-gyp-build-optional-packages": "5.2.2", "ordered-binary": "^1.5.3", "weak-lru-cache": "^1.2.2" }, "optionalDependencies": { "@lmdb/lmdb-darwin-arm64": "3.5.4", "@lmdb/lmdb-darwin-x64": "3.5.4", "@lmdb/lmdb-linux-arm": "3.5.4", "@lmdb/lmdb-linux-arm64": "3.5.4", "@lmdb/lmdb-linux-x64": "3.5.4", "@lmdb/lmdb-win32-arm64": "3.5.4", "@lmdb/lmdb-win32-x64": "3.5.4" }, "bin": { "download-lmdb-prebuilds": "bin/download-prebuilds.js" } }, "sha512-9FKQA6G1MMtqNxfxvSBNXD/axeG2QRjYbNh0/ykRL5xYcRbCm2vXq7B9bhc7nSuKdHzr8/BHIwfPuYYH1UsXXw=="],
@@ -1199,6 +1205,8 @@
 
     "stdin-discarder": ["stdin-discarder@0.3.2", "", {}, "sha512-eCPu1qRxPVkl5605OTWF8Wz40b4Mf45NY5LQmVPQ599knfs5QhASUm9GbJ5BDMDOXgrnh0wyEdvzmL//YMlw0A=="],
 
+    "string-argv": ["string-argv@0.3.2", "", {}, "sha512-aqD2Q0144Z+/RqG52NeHEkZauTAUWJO8c6yTftGJKO3Tja5tUgIfmIl6kExvhtxSDP7fXB6DvzkfMpCd/F3G+Q=="],
+
     "string-width": ["string-width@7.2.0", "", { "dependencies": { "emoji-regex": "^10.3.0", "get-east-asian-width": "^1.0.0", "strip-ansi": "^7.1.0" } }, "sha512-tsaTIkKW9b4N+AEj+SVA+WhJzV7/zMhcSu78mLKWSk7cXMOSHsBKFWUs0fWwq8QyK3MgJBQRX6Gbi4kYbdvGkQ=="],
 
     "strip-ansi": ["strip-ansi@7.2.0", "", { "dependencies": { "ansi-regex": "^6.2.2" } }, "sha512-yDPMNjp4WyfYBkHnjIRLfca1i6KMyGCtsVgoKe/z1+6vukgaENdgGBZt+ZmKPc4gavvEZ5OgHfHdrazhgNyG7w=="],
@@ -1291,6 +1299,8 @@
 
     "yallist": ["yallist@5.0.0", "", {}, "sha512-YgvUTfwqyc7UXVMrB+SImsVYSmTS8X/tSrtdNZMImM+n7+QTriRXyXim0mBrTXNeqzVF0KWGgHPeiyViFFrNDw=="],
 
+    "yaml": ["yaml@2.9.0", "", { "bin": { "yaml": "bin.mjs" } }, "sha512-2AvhNX3mb8zd6Zy7INTtSpl1F15HW6Wnqj0srWlkKLcpYl/gMIMJiyuGq2KeI2YFxUPjdlB+3Lc10seMLtL4cA=="],
+
     "yargs": ["yargs@18.0.0", "", { "dependencies": { "cliui": "^9.0.1", "escalade": "^3.1.1", "get-caller-file": "^2.0.5", "string-width": "^7.2.0", "y18n": "^5.0.5", "yargs-parser": "^22.0.0" } }, "sha512-4UEqdc2RYGHZc7Doyqkrqiln3p9X2DZVxaGbwhn2pi7MrRagKaOcIKe8L3OxYcbhXLgLFUS3zAYuQjKBQgmuNg=="],
 
     "yargs-parser": ["yargs-parser@22.0.0", "", {}, "sha512-rwu/ClNdSMpkSrUb+d6BRsSkLUq1fmfsY6TOpYzTwvwkg1/NRG85KBy3kq++A8LKQwX6lsu+aWad+2khvuXrqw=="],
@@ -1389,6 +1399,8 @@
 
     "jsdom/https-proxy-agent": ["https-proxy-agent@7.0.6", "", { "dependencies": { "agent-base": "^7.1.2", "debug": "4" } }, "sha512-vK9P5/iUfdl95AI+JVyUuIcVtd4ofvtrOr3HNtM2yxC9bnMbEdp3x01OhQNnjb8IJYi38VlTE3mBXwcfvywuSw=="],
 
+    "lint-staged/picomatch": ["picomatch@4.0.5", "", {}, "sha512-RvwwcruNjI1ncT5xRakeyS9Lf8lcItv34KD+aif+VH9kduAyfYBipGh12274xtenIPZ119/R9BdTBa8gAwSh0A=="],
+
     "log-update/slice-ansi": ["slice-ansi@7.1.2", "", { "dependencies": { "ansi-styles": "^6.2.1", "is-fullwidth-code-point": "^5.0.0" } }, "sha512-iOBWFgUX7caIZiuutICxVgX1SdxwAVFFKwt1EvMYYec/NWO5meOJ6K5uQxhrYBdQJne4KxiqZc+KptFOWFSI9w=="],
 
     "log-update/wrap-ansi": ["wrap-ansi@9.0.2", "", { "dependencies": { "ansi-styles": "^6.2.1", "string-width": "^7.0.0", "strip-ansi": "^7.1.0" } }, "sha512-42AtmgqjV+X1VpdOfyTGOYRi0/zsoLqtXQckTmqTeybT+BDIbM/Guxo7x3pE2vtpr1ok6xRqM9OpBe+Jyoqyww=="],