Sourced from terser's changelog.

v5.16.1

• Properly handle references in destructurings (const { [reference]: val } = ...)
• Allow parsing of .#privatefield in nested classes
• Do not evaluate operations that return large strings if that would make the output code larger
• Make collapse_vars handle block scope correctly
• Internal improvements: Typos (#1311), more tests, small-scale refactoring

v5.16.0

• Disallow private fields in object bodies (#1011)
• Parse #privatefield in object (#1279)
• Compress #privatefield in object

v5.15.1

• Fixed missing parentheses around optional chains
• Avoid bare let or const as the bodies of if statements (#1253)
• Small internal fixes (#1271)
• Avoid inlining a class twice and creating two equivalent but !== classes.

v5.15.0

• Basic support for ES2022 class static initializer blocks.
• Add AudioWorkletNode constructor options to domprops list (#1230)
• Make identity function inliner not inline id(...expandedArgs)

v5.14.2

• Security fix for RegExps that should not be evaluated (regexp DDOS)
• Source maps improvements (#1211)
• Performance improvements in long property access evaluation (#1213)

v5.14.1

• keep_numbers option added to TypeScript defs (#1208)
• Fixed parsing of nested template strings (#1204)

v5.14.0

• Switched to @​jridgewell/source-map for sourcemap generation (#1190, #1181)
• Fixed source maps with non-terminated segments (#1106)
• Enabled typescript types to be imported from the package (#1194)
• Extra DOM props have been added (#1191)
• Delete the AST while generating code, as a means to save RAM

v5.13.1

• Removed self-assignments (varname=varname) (closes #1081)
• Separated inlining code (for inlining things into references, or removing IIFEs)
• Allow multiple identifiers with the same name in var destructuring (eg var { a, a } = x) (#1176)

v5.13.0

... (truncated)

• b90215a 5.16.1
• 319fe31 update changelog
• d941a11 mark computed properties in for..of initializers as used. Closes #1238
• 635400e move AST_Scope#drop_unused into its own file
• a192fac some cleanups
• dcc3030 add shadowed variable test
• 4d37f39 traverse exported code while hoisting object properties. Closes #1307
• 1e99e5d update test
• 68461d4 properly detect nested classes. Closes #1313
• b91e0ce docs: fix simple typo, concatentation -> concatenation (#1311)
• Additional commits viewable in compare view

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)
• @dependabot use these labels will set the current labels as the default for future PRs for this repo and language
• @dependabot use these reviewers will set the current reviewers as the default for future PRs for this repo and language
• @dependabot use these assignees will set the current assignees as the default for future PRs for this repo and language
• @dependabot use this milestone will set the current milestone as the default for future PRs for this repo and language

You can disable automated security fix PRs for this repo from the Security Alerts page.