perf: reduce renderer and repository polling work

SOURCE_MANIFEST.txt

@@ -144,7 +144,7 @@ dc9b5971c9fefe8c374aa31916f5513601ce86003fd48b1d0e51330a909ae3a5          3442
 958595a99fb242c127f475f3d8622bdba4c07b2d658703f69fe3992227a9107e         12909  src/main/preflight-service.cjs
 3096b4181566cb93a27e56e248c92105d4f4df5aee39d73c6c7d8ae8c2231bc0          1570  src/main/process-runner.cjs
 e64f7257d478955c675a133b3735b6afe138a69d2ad090898061e56f557c43e5          9926  src/main/production-acceptance-harness.cjs
-e89b54e7e3174b4b0a1dcd9058d8344e29431f9d16d0e6bb8d11559b691440a0          2508  src/main/repository-monitor.cjs
+fc7a5a2a42579a311f60a96bec4776942bf3f63428928820029b0dcf4874d1aa          2745  src/main/repository-monitor.cjs
 17e2a53f61cd7faba461b9f332967143087eaac95b72001462292976278ca305          7782  src/main/repository-service.cjs
 52b6d88ed1f5c904a13cdde92e5f96d1e2b5971ceef49862152197353cdc6490         27928  src/main/server-inventory.cjs
 afef3841a3948b2121f8fba809aae4ea3da71bd2fda86973ba50200a5b1f89b2         14894  src/main/ssh-service.cjs
@@ -164,13 +164,13 @@ d0bf607dd1de9d55f2947d0adf0997cd3ca5c269d10a5362cc1d8bc4d1a2a8ae          6706
 4227a05a20580a31127d2c929640defc3d36e8e3e89d6be830aab1940da81082         12267  src/renderer/actions/recovery.js
 cdfaacdcd5ae04b0e5c79fefa21f5e09d5c810bcea504c5b6e1d6b744182ff84         15567  src/renderer/actions/setup-and-settings.js
 5d8110918b2957889047e38eb4ab2953b2b4476394d9328bd40ae6e4246e65ef         18584  src/renderer/actions/shell.js
-100077a82f14d5252753d017369ecef48ed6d00532166ae5a0b356ead549e02b         24087  src/renderer/app.js
+edcfa0585af4b11ec3b7458969132bdf215830505859f1519f1635dc111ce48a         24333  src/renderer/app.js
 16efd2fca83004f781eae40ae0f706a004ce0bddf338dd087b8adf7eb10c1d84         85704  src/renderer/assets/itworx-mark.png
 813b8cdeecac43794166f3db9d3c5d2c441e0292f9ab7bd465ba136d6201e95d         82476  src/renderer/assets/itworx-wordmark-dark.png
 094c1b71cc2482a9db250ac175f45f3de68f53277dfbde371a03e61923d00988         75240  src/renderer/assets/itworx-wordmark-light.png
 813b8cdeecac43794166f3db9d3c5d2c441e0292f9ab7bd465ba136d6201e95d         82476  src/renderer/assets/itworx-wordmark.png
 1a577af2459715cf38d49d118da8c5f897a7ff1d3eb42ad41f121675eb871732         48389  src/renderer/dialogs.js
-977af9585074f0a404830c5a93de6939b4897d2eb98ba8ae75c3cf0023dea673          5782  src/renderer/events.js
+eef2f269ba4fbb76bf66ad328d481b461255d0acb753b30878dd4d4eaac57dc6          6924  src/renderer/events.js
 a84da5aecbb16ce7983dba1f6d6aab1bf47b2e9a87c2933fa1afb8123f7ef7d6          1497  src/renderer/index.html
 06180d9656dd254edfb6949c397f8e313954fc560ddcb22b3a35fce3c3e35655         21350  src/renderer/mock-bridge.js
 9fa522dad0088e2981c4ca5c392e93d6c92e04ff23fd1083d9040a3aa52d2b55         28101  src/renderer/mock-deployment-bridge.js
@@ -214,7 +214,7 @@ caf98cbd9de9b119dae610ee53fa333a7a11214f34762247452fbb85e8bbf725          2392
 0cb884cf62c1cb02cf59a81662be055bcb5339d176de85e2a3eeb8e8573e11b3          6435  tests/production-acceptance.test.mjs
 629ba26395c0b49cc5fdee6b0646d75369eb6338e1cc7b59509938f97eea08ec          9601  tests/renderer-workflow.test.mjs
 2b4956fa4df4624a04117737e57ba74020564330ff71303b5746d8ccc881e880           854  tests/repository-matching.test.mjs
-f679072548554a64974f0452337ce5e7b0c567343c287223770cc0974b905348          1068  tests/repository-monitor.test.mjs
+62e6d3df7051778124648c808caec634a6b2c439660dc556392ea10beec926d1          1870  tests/repository-monitor.test.mjs
 ebd3c0825bc9e2f1690cfd51e93a96bd33e939eb9c546aa373dd948b8cf71a69          7781  tests/repository-service.test.mjs
 d49c772e3c7ddaa12dc5a1d4fc4cb474a4d99ae06fa5dab5a6cf1c44acb9ed6f          3463  tests/security-validation.test.mjs
 bab853feb0e22aa25af17989baaa632c01efa636533ea67407fecfdd973c7024           627  tests/semver.test.mjs