Internationalize UI text w/ german as first second lang

Adds rust-i18n and refactors all of the text copy in the app to use the
translation function so that the UI language can be dynamically updated
in the settings.

Cargo.lock

@@ -88,6 +88,15 @@ version = "1.0.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5f0e0fee31ef5ed1ba1316088939cea399010ed7731dba877ed44aeb407a75ea"
 
+[[package]]
+name = "arc-swap"
+version = "1.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9f3647c145568cec02c42054e07bdf9a5a698e15b466fb2341bfc393cd24aa5"
+dependencies = [
+ "rustversion",
+]
+
 [[package]]
 name = "atomic"
 version = "0.6.1"
@@ -109,6 +118,12 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
+[[package]]
+name = "base62"
+version = "2.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1adf9755786e27479693dedd3271691a92b5e242ab139cacb9fb8e7fb5381111"
+
 [[package]]
 name = "base64"
 version = "0.22.1"
@@ -151,6 +166,16 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "bstr"
+version = "1.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63044e1ae8e69f3b5a92c736ca6269b8d12fa7efe39bf34ddb06d102cf0e2cab"
+dependencies = [
+ "memchr",
+ "serde",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.19.1"
@@ -797,6 +822,36 @@ dependencies = [
  "wasip2",
 ]
 
+[[package]]
+name = "glob"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0cc23270f6e1808e30a928bdc84dea0b9b4136a8bc82338574f23baf47bbd280"
+
+[[package]]
+name = "globset"
+version = "0.4.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "52dfc19153a48bde0cbd630453615c8151bce3a5adfac7a0aebfbf0a1e1f57e3"
+dependencies = [
+ "aho-corasick",
+ "bstr",
+ "log",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "globwalk"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93e3af942408868f6934a7b85134a3230832b9977cf66125df2f9edcfce4ddcc"
+dependencies = [
+ "bitflags 1.3.2",
+ "ignore",
+ "walkdir",
+]
+
 [[package]]
 name = "h2"
 version = "0.4.13"
@@ -1106,6 +1161,22 @@ dependencies = [
  "icu_properties",
 ]
 
+[[package]]
+name = "ignore"
+version = "0.4.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3d782a365a015e0f5c04902246139249abf769125006fbe7649e2ee88169b4a"
+dependencies = [
+ "crossbeam-deque",
+ "globset",
+ "log",
+ "memchr",
+ "regex-automata",
+ "same-file",
+ "walkdir",
+ "winapi-util",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.13.0"
@@ -1180,6 +1251,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1c173a5686ce8bfa551b3563d0c2170bf24ca44da99c7ca4bfdab5418c3fe57"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itertools"
 version = "0.14.0"
@@ -1229,10 +1309,13 @@ dependencies = [
  "icu_normalizer",
  "rand",
  "ratatui",
+ "regex",
  "reqwest",
  "rust-embed",
+ "rust-i18n",
  "serde",
  "serde_json",
+ "serde_yaml",
  "tempfile",
  "thiserror 2.0.18",
  "toml",
@@ -1418,6 +1501,15 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "normpath"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf23ab2b905654b4cb177e30b629937b3868311d4e1cba859f899c041046e69b"
+dependencies = [
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "num-conv"
 version = "0.2.0"
@@ -2029,6 +2121,60 @@ dependencies = [
  "walkdir",
 ]
 
+[[package]]
+name = "rust-i18n"
+version = "3.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fda2551fdfaf6cc5ee283adc15e157047b92ae6535cf80f6d4962d05717dc332"
+dependencies = [
+ "globwalk",
+ "once_cell",
+ "regex",
+ "rust-i18n-macro",
+ "rust-i18n-support",
+ "smallvec",
+]
+
+[[package]]
+name = "rust-i18n-macro"
+version = "3.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22baf7d7f56656d23ebe24f6bb57a5d40d2bce2a5f1c503e692b5b2fa450f965"
+dependencies = [
+ "glob",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "rust-i18n-support",
+ "serde",
+ "serde_json",
+ "serde_yaml",
+ "syn 2.0.114",
+]
+
+[[package]]
+name = "rust-i18n-support"
+version = "3.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "940ed4f52bba4c0152056d771e563b7133ad9607d4384af016a134b58d758f19"
+dependencies = [
+ "arc-swap",
+ "base62",
+ "globwalk",
+ "itertools 0.11.0",
+ "lazy_static",
+ "normpath",
+ "once_cell",
+ "proc-macro2",
+ "regex",
+ "serde",
+ "serde_json",
+ "serde_yaml",
+ "siphasher",
+ "toml",
+ "triomphe",
+]
+
 [[package]]
 name = "rustc_version"
 version = "0.4.1"
@@ -2226,6 +2372,19 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_yaml"
+version = "0.9.34+deprecated"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a8b1a1a2ebf674015cc02edccce75287f1a0130d394307b36743c2f5d504b47"
+dependencies = [
+ "indexmap",
+ "itoa",
+ "ryu",
+ "serde",
+ "unsafe-libyaml",
+]
+
 [[package]]
 name = "sha2"
 version = "0.10.9"
@@ -2719,6 +2878,17 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "triomphe"
+version = "0.1.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd69c5aa8f924c7519d6372789a74eac5b94fb0f8fcf0d4a97eb0bfc3e785f39"
+dependencies = [
+ "arc-swap",
+ "serde",
+ "stable_deref_trait",
+]
+
 [[package]]
 name = "try-lock"
 version = "0.2.5"
@@ -2766,6 +2936,12 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b4ac048d71ede7ee76d585517add45da530660ef4390e49b098733c6e897f254"
 
+[[package]]
+name = "unsafe-libyaml"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "673aac59facbab8a9007c7f6108d11f63b603f7cabff99fabf650fea5c32b861"
+
 [[package]]
 name = "untrusted"
 version = "0.9.0"