Fix autocomplete bug, fix v. n. and a. bug, update attribution, add PWA install section, add sections on about page

[codecov[bot]]

Codecov Report

Patch coverage: 100.0% and no project coverage change.

Comparison is base (7859a10) 92.6% compared to head (f3c7c7f) 92.6%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #187 +/- ## ===================================== Coverage 92.6% 92.6% ===================================== Files 47 47 Lines 2639 2654 +15 Branches 377 378 +1 ===================================== + Hits 2443 2458 +15 Misses 192 192 Partials 4 4 ``` | [Impacted Files](https://app.codecov.io/gh/nkprasad12/morcus-net/pull/187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None) | Coverage Δ | | |---|---|---| | [src/common/lewis\_and\_short/ls\_abbreviations.ts](https://app.codecov.io/gh/nkprasad12/morcus-net/pull/187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-c3JjL2NvbW1vbi9sZXdpc19hbmRfc2hvcnQvbHNfYWJicmV2aWF0aW9ucy50cw==) | `98.8% <ø> (ø)` | | | [src/web/client/define\_vars.ts](https://app.codecov.io/gh/nkprasad12/morcus-net/pull/187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-c3JjL3dlYi9jbGllbnQvZGVmaW5lX3ZhcnMudHM=) | `100.0% <100.0%> (ø)` | | | [src/web/client/pages/about.tsx](https://app.codecov.io/gh/nkprasad12/morcus-net/pull/187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-c3JjL3dlYi9jbGllbnQvcGFnZXMvYWJvdXQudHN4) | `100.0% <100.0%> (ø)` | | | [src/web/client/pages/autocomplete\_cache.ts](https://app.codecov.io/gh/nkprasad12/morcus-net/pull/187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-c3JjL3dlYi9jbGllbnQvcGFnZXMvYXV0b2NvbXBsZXRlX2NhY2hlLnRz) | `100.0% <100.0%> (ø)` | | | [src/web/client/pages/dictionary.tsx](https://app.codecov.io/gh/nkprasad12/morcus-net/pull/187?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=None#diff-c3JjL3dlYi9jbGllbnQvcGFnZXMvZGljdGlvbmFyeS50c3g=) | `98.9% <100.0%> (+<0.1%)` | :arrow_up: |

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