Bug: Patch Failing Dockerfile

[denopink]

What's included:

• Patch failing build layers
• Remove deprecated MAINTAINER

Fixes #106

https://github.com/comcast-cl/xmidt/issues/446
https://github.com/comcast-cl/xmidt/issues/435

[guardrails]

⚠️ We detected 3 security issues in this pull request:

Vulnerable Libraries (2)

Severity	Details
N/A	pkg:golang/golang.org/x/net@v0.0.0-20220624214902-1bab6f366d9e@v0.0.0-20220624214902-1bab6f366d9e upgrade to: 1.18.6,1.19.1,0.0.0-20220906165146-f3363e06e74c
High	pkg:golang/gopkg.in/yaml.v2@v2.4.0@v2.4.0 - no patch available

More info on how to fix Vulnerable Libraries in Go.

---

Insecure Network Communication (1)

Docs	Details
💡	Title: Insecure SSL/TLS versions allowed, Severity: Medium themis/xhttp/xhttpclient/client.go Line 57 in a30ea95 return &tls.Config{} //nolint: gosec

More info on how to fix Insecure Network Communication in Go.

---

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[codecov]

Codecov Report

Merging #104 (73edb5d) into main (f47bf43) will decrease coverage by 0.89%.
The diff coverage is 80.00%.

❗ Current head 73edb5d differs from pull request most recent head a30ea95. Consider uploading reports for the commit a30ea95 to get more accurate results

@@            Coverage Diff             @@
##             main     #104      +/-   ##
==========================================
- Coverage   82.73%   81.83%   -0.90%     
==========================================
  Files          44       44              
  Lines        1801     1795       -6     
==========================================
- Hits         1490     1469      -21     
- Misses        291      306      +15     
  Partials       20       20              

Flag	Coverage Δ
unittests	81.83% <80.00%> (-0.90%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
key/handler.go	100.00% <ø> (ø)
main.go	0.00% <0.00%> (ø)
xhttp/xhttpserver/lifecycle.go	92.10% <ø> (ø)
xhttp/xhttpserver/server.go	100.00% <ø> (ø)
xhttp/xhttpserver/unmarshal.go	100.00% <ø> (ø)
xlog/context.go	100.00% <ø> (ø)
xlog/printer.go	81.81% <ø> (-18.19%)	⬇️
xlog/provide.go	100.00% <ø> (ø)
xlog/unmarshal.go	100.00% <ø> (ø)
xlog/xloghttp/connState.go	100.00% <ø> (ø)
... and 11 more

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[sonarcloud]

SonarCloud Quality Gate failed.   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

68.2% Coverage
0.0% Duplication

Fixed in more recent commit