feat: eslint formatting to docs

[JonathanMatthey]

Changes proposed in this pull request

• Added ESLint dependencies (eslint, @typescript-eslint/*, eslint-plugin-astro, astro-eslint-parser)
• Created .eslintrc.cjs with TypeScript and Astro support
• Added scripts: lint, lint:fix, format
• Created .eslintignore to exclude build artifacts and dependencies
• Updated README with formatting setup and usage instructions
• Configured ESLint for browser globals in public/ directory
• All files pass linting. Ready to use.

Checklist

• Related issues linked using fixes #number
  DOCS-29: Add and enforce code formatting across the docs repos
• Make sure that all checks pass

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[github-actions]

🚀 Performance Test Results

Test Configuration:

• VUs: 4
• Duration: 1m0s

Test Metrics:

• Requests/s: 39.13
• Iterations/s: 13.04
• Failed Requests: 0.00% (0 of 2353)

📜 Logs

> [email protected] run-tests:testenv /home/runner/work/rafiki/rafiki/test/performance
> ./scripts/run-tests.sh -e test "-k" "-q" "--vus" "4" "--duration" "1m"

Cloud Nine GraphQL API is up: http://localhost:3101/graphql
Cloud Nine Wallet Address is up: http://localhost:3100/
Happy Life Bank Address is up: http://localhost:4100/
cloud-nine-wallet-test-backend already set
cloud-nine-wallet-test-auth already set
happy-life-bank-test-backend already set
happy-life-bank-test-auth already set
     data_received..................: 849 kB 14 kB/s
     data_sent......................: 1.8 MB 30 kB/s
     http_req_blocked...............: avg=8.03µs   min=2.77µs   med=5.97µs   max=612.89µs p(90)=7.16µs   p(95)=7.81µs  
     http_req_connecting............: avg=760ns    min=0s       med=0s       max=531.53µs p(90)=0s       p(95)=0s      
     http_req_duration..............: avg=101.52ms min=8.75ms   med=84.12ms  max=615.59ms p(90)=177.17ms p(95)=201.44ms
       { expected_response:true }...: avg=101.52ms min=8.75ms   med=84.12ms  max=615.59ms p(90)=177.17ms p(95)=201.44ms
     http_req_failed................: 0.00%  ✓ 0         ✗ 2353
     http_req_receiving.............: avg=100.65µs min=29.9µs   med=85.56µs  max=2.61ms   p(90)=129.06µs p(95)=159.91µs
     http_req_sending...............: avg=40.82µs  min=12.23µs  med=31.22µs  max=1.88ms   p(90)=46.3µs   p(95)=62.49µs 
     http_req_tls_handshaking.......: avg=0s       min=0s       med=0s       max=0s       p(90)=0s       p(95)=0s      
     http_req_waiting...............: avg=101.38ms min=8.54ms   med=83.99ms  max=615.48ms p(90)=177.02ms p(95)=201.33ms
     http_reqs......................: 2353   39.131234/s
     iteration_duration.............: avg=306.42ms min=170.02ms med=293.63ms max=1.22s    p(90)=378.28ms p(95)=412.19ms
     iterations.....................: 784    13.038201/s
     vus............................: 4      min=4       max=4 
     vus_max........................: 4      min=4       max=4 

[Anca2022]

the node-build Github workflow checks formatting and linting in all folders inside rafiki repo, using the formatter and the linter at root level
Can you make it use the newly configured formatters and linters inside /documentation for this folder?