Added conditional installation guide for gnupg2

[7malikk]

Fixes #11479

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Code Climate has analyzed commit 2ed10571 and detected 0 issues on this pull request.

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[7malikk]

Hello, @cesswairimu @TildaDares kindly review my PR, its a fix for 11479

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This pull request generated screenshots of many common pages in the running app. You should be able to download and view them here: https://github.com/publiclab/plots2/suites/8765631889/artifacts/397474995

[codecov[bot]]

Codecov Report

Merging #11480 (c595d9e) into main (21dfe4c) will increase coverage by 5.43%. The diff coverage is n/a.

:exclamation: Current head c595d9e differs from pull request most recent head 2ed1057. Consider uploading reports for the commit 2ed1057 to get more accurate results

Additional details and impacted files

[](https://codecov.io/gh/publiclab/plots2/pull/11480?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab) ```diff @@ Coverage Diff @@ ## main #11480 +/- ## ========================================== + Coverage 77.89% 83.33% +5.43% ========================================== Files 93 93 Lines 5877 5772 -105 ========================================== + Hits 4578 4810 +232 + Misses 1299 962 -337 ``` | [Impacted Files](https://codecov.io/gh/publiclab/plots2/pull/11480?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab) | Coverage Δ | | |---|---|---| | [app/models/node.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL21vZGVscy9ub2RlLnJi) | `91.04% <0.00%> (+0.34%)` | :arrow_up: | | [app/models/user.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL21vZGVscy91c2VyLnJi) | `86.49% <0.00%> (+1.09%)` | :arrow_up: | | [app/controllers/user\_sessions\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL3VzZXJfc2Vzc2lvbnNfY29udHJvbGxlci5yYg==) | `67.48% <0.00%> (+1.22%)` | :arrow_up: | | [app/controllers/wiki\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL3dpa2lfY29udHJvbGxlci5yYg==) | `82.85% <0.00%> (+1.78%)` | :arrow_up: | | [app/models/image.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL21vZGVscy9pbWFnZS5yYg==) | `82.05% <0.00%> (+2.56%)` | :arrow_up: | | [app/models/spamaway.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL21vZGVscy9zcGFtYXdheS5yYg==) | `97.43% <0.00%> (+2.56%)` | :arrow_up: | | [app/controllers/admin\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL2FkbWluX2NvbnRyb2xsZXIucmI=) | `80.24% <0.00%> (+5.76%)` | :arrow_up: | | [app/controllers/home\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL2hvbWVfY29udHJvbGxlci5yYg==) | `95.65% <0.00%> (+5.79%)` | :arrow_up: | | [app/controllers/users\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL3VzZXJzX2NvbnRyb2xsZXIucmI=) | `80.78% <0.00%> (+9.25%)` | :arrow_up: | | [app/controllers/application\_controller.rb](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab#diff-YXBwL2NvbnRyb2xsZXJzL2FwcGxpY2F0aW9uX2NvbnRyb2xsZXIucmI=) | `90.62% <0.00%> (+9.37%)` | :arrow_up: | | ... and [3 more](https://codecov.io/gh/publiclab/plots2/pull/11480/diff?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=publiclab) | |

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