Refactor DownloadTextFile

[walkowif]

Refactor DownloadTextFile so that the success/failure is determined by the presence/lack of error, and not HTTP status code/-1.

[github-actions]

Unit Tests Summary

14 tests   14 ✅  0s ⏱️
 2 suites   0 💤
 1 files     0 ❌

Results for commit 55c3b1c.

♻️ This comment has been updated with latest results.

[github-actions]

Code Coverage Summary

Filename            Stmts    Miss  Cover    Missing
----------------  -------  ------  -------  ---------------------------------------------------------
cmd/construct.go      216      25  88.43%   72-83, 182-189, 222-224, 309-311
cmd/download.go       177      44  75.14%   52-77, 96-98, 115-117, 144-146, 162-164, 184-186, 227-233
cmd/parse.go          116      10  91.38%   36-42, 66-68
cmd/renv.go           214      60  71.96%   130-160, 289-325
cmd/root.go           145     142  2.07%    54-161, 168-217
cmd/utils.go           76      28  63.16%   52-63, 71-73, 81-83, 94-96, 117-123
TOTAL                 944     309  67.27%

Diff against main

Filename           Stmts    Miss  Cover
---------------  -------  ------  -------
cmd/download.go       +3      +3  -1.30%
TOTAL                 +3      +3  -0.21%

Results for commit: 55c3b1c

Minimum allowed coverage is 80%

♻️ This comment has been updated with latest results